Home / 208,696,502.10-313,044,753.15-132,357,954.90

Finding the Fourth Proportional to 208,696,502.10, 313,044,753.15 and 132,357,954.90

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Solution

The fourth proportional to 208,696,502.10, 313,044,753.15 and 132,357,954.90 is: 198,536,932.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,696,502.10 : 313,044,753.15 = 132,357,954.90 : x
  2. Step 2: Convert to fraction form
    208,696,502.10/313,044,753.15 = 132,357,954.90/x
  3. Step 3: Cross multiply
    208,696,502.10x = 313,044,753.15 × 132,357,954.90
  4. Step 4: Simplify right side
    208,696,502.10x = 41,433,963,319,109,328
  5. Step 5: Solve for x
    x = 41,433,963,319,109,328/208,696,502.10
  6. Step 6: Final answer
    x = 198,536,932.35

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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.