Home / 198,060,792.62-296,704,713.20-129,696,222.38

Finding the Fourth Proportional to 198,060,792.62, 296,704,713.20 and 129,696,222.38

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Solution

The fourth proportional to 198,060,792.62, 296,704,713.20 and 129,696,222.38 is: 194,291,257.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,060,792.62 : 296,704,713.20 = 129,696,222.38 : x
  2. Step 2: Convert to fraction form
    198,060,792.62/296,704,713.20 = 129,696,222.38/x
  3. Step 3: Cross multiply
    198,060,792.62x = 296,704,713.20 × 129,696,222.38
  4. Step 4: Simplify right side
    198,060,792.62x = 38,481,480,462,249,312
  5. Step 5: Solve for x
    x = 38,481,480,462,249,312/198,060,792.62
  6. Step 6: Final answer
    x = 194,291,257.52

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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.