Home / 102,162,359-140,984,018.52-55,752,613.04

Finding the Fourth Proportional to 102,162,359, 140,984,018.52 and 55,752,613.04

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Solution

The fourth proportional to 102,162,359, 140,984,018.52 and 55,752,613.04 is: 76,938,585.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,162,359 : 140,984,018.52 = 55,752,613.04 : x
  2. Step 2: Convert to fraction form
    102,162,359/140,984,018.52 = 55,752,613.04/x
  3. Step 3: Cross multiply
    102,162,359x = 140,984,018.52 × 55,752,613.04
  4. Step 4: Simplify right side
    102,162,359x = 7,860,227,429,369,754
  5. Step 5: Solve for x
    x = 7,860,227,429,369,754/102,162,359
  6. Step 6: Final answer
    x = 76,938,585.86

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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.