Home / 83,144,151.54-124,708,211.88-25,620,977.70

Finding the Fourth Proportional to 83,144,151.54, 124,708,211.88 and 25,620,977.70

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Solution

The fourth proportional to 83,144,151.54, 124,708,211.88 and 25,620,977.70 is: 38,428,996.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,144,151.54 : 124,708,211.88 = 25,620,977.70 : x
  2. Step 2: Convert to fraction form
    83,144,151.54/124,708,211.88 = 25,620,977.70/x
  3. Step 3: Cross multiply
    83,144,151.54x = 124,708,211.88 × 25,620,977.70
  4. Step 4: Simplify right side
    83,144,151.54x = 3,195,146,315,584,355
  5. Step 5: Solve for x
    x = 3,195,146,315,584,355/83,144,151.54
  6. Step 6: Final answer
    x = 38,428,996.58

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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.