Home / 28,162,445,602.17-38,866,336,560.05-16,123,232,495.19

Finding the Fourth Proportional to 28,162,445,602.17, 38,866,336,560.05 and 16,123,232,495.19

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Solution

The fourth proportional to 28,162,445,602.17, 38,866,336,560.05 and 16,123,232,495.19 is: 22,251,298,393.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,162,445,602.17 : 38,866,336,560.05 = 16,123,232,495.19 : x
  2. Step 2: Convert to fraction form
    28,162,445,602.17/38,866,336,560.05 = 16,123,232,495.19/x
  3. Step 3: Cross multiply
    28,162,445,602.17x = 38,866,336,560.05 × 16,123,232,495.19
  4. Step 4: Simplify right side
    28,162,445,602.17x = 626,650,980,593,908,711,424
  5. Step 5: Solve for x
    x = 626,650,980,593,908,711,424/28,162,445,602.17
  6. Step 6: Final answer
    x = 22,251,298,393.83

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Half scale
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Double scale
Find fourth proportional to 28,162,445,603.17, 38,866,336,561.43 and 16,123,232,496.19
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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.