Home / 157,996,869.27-218,044,154.70-88,378,098.27

Finding the Fourth Proportional to 157,996,869.27, 218,044,154.70 and 88,378,098.27

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Solution

The fourth proportional to 157,996,869.27, 218,044,154.70 and 88,378,098.27 is: 121,966,516.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,996,869.27 : 218,044,154.70 = 88,378,098.27 : x
  2. Step 2: Convert to fraction form
    157,996,869.27/218,044,154.70 = 88,378,098.27/x
  3. Step 3: Cross multiply
    157,996,869.27x = 218,044,154.70 × 88,378,098.27
  4. Step 4: Simplify right side
    157,996,869.27x = 19,270,327,731,275,680
  5. Step 5: Solve for x
    x = 19,270,327,731,275,680/157,996,869.27
  6. Step 6: Final answer
    x = 121,966,516.30

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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.