Home / 524,729,086.54-724,144,008.54-310,331,517.02

Finding the Fourth Proportional to 524,729,086.54, 724,144,008.54 and 310,331,517.02

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Solution

The fourth proportional to 524,729,086.54, 724,144,008.54 and 310,331,517.02 is: 428,268,061.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,729,086.54 : 724,144,008.54 = 310,331,517.02 : x
  2. Step 2: Convert to fraction form
    524,729,086.54/724,144,008.54 = 310,331,517.02/x
  3. Step 3: Cross multiply
    524,729,086.54x = 724,144,008.54 × 310,331,517.02
  4. Step 4: Simplify right side
    524,729,086.54x = 224,724,708,711,162,016
  5. Step 5: Solve for x
    x = 224,724,708,711,162,016/524,729,086.54
  6. Step 6: Final answer
    x = 428,268,061.52

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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.