Home / 46,072,105,520.26-69,108,158,280.39-12,947,653,710.76

Finding the Fourth Proportional to 46,072,105,520.26, 69,108,158,280.39 and 12,947,653,710.76

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Solution

The fourth proportional to 46,072,105,520.26, 69,108,158,280.39 and 12,947,653,710.76 is: 19,421,480,566.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,072,105,520.26 : 69,108,158,280.39 = 12,947,653,710.76 : x
  2. Step 2: Convert to fraction form
    46,072,105,520.26/69,108,158,280.39 = 12,947,653,710.76/x
  3. Step 3: Cross multiply
    46,072,105,520.26x = 69,108,158,280.39 × 12,947,653,710.76
  4. Step 4: Simplify right side
    46,072,105,520.26x = 894,788,502,002,881,003,520
  5. Step 5: Solve for x
    x = 894,788,502,002,881,003,520/46,072,105,520.26
  6. Step 6: Final answer
    x = 19,421,480,566.14

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Half scale
Find fourth proportional to 92,144,211,040.52, 138,216,316,560.78 and 25,895,307,421.52
Double scale
Find fourth proportional to 46,072,105,521.26, 69,108,158,281.89 and 12,947,653,711.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.