Home / 1,572,653,213.44-2,170,307,557.88-858,234,894.73

Finding the Fourth Proportional to 1,572,653,213.44, 2,170,307,557.88 and 858,234,894.73

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Solution

The fourth proportional to 1,572,653,213.44, 2,170,307,557.88 and 858,234,894.73 is: 1,184,389,325.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,653,213.44 : 2,170,307,557.88 = 858,234,894.73 : x
  2. Step 2: Convert to fraction form
    1,572,653,213.44/2,170,307,557.88 = 858,234,894.73/x
  3. Step 3: Cross multiply
    1,572,653,213.44x = 2,170,307,557.88 × 858,234,894.73
  4. Step 4: Simplify right side
    1,572,653,213.44x = 1,862,633,678,468,865,280
  5. Step 5: Solve for x
    x = 1,862,633,678,468,865,280/1,572,653,213.44
  6. Step 6: Final answer
    x = 1,184,389,325.35

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.