Home / 452,724,766.75-679,086,302.55-141,856,181.17

Finding the Fourth Proportional to 452,724,766.75, 679,086,302.55 and 141,856,181.17

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Solution

The fourth proportional to 452,724,766.75, 679,086,302.55 and 141,856,181.17 is: 212,784,006.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,724,766.75 : 679,086,302.55 = 141,856,181.17 : x
  2. Step 2: Convert to fraction form
    452,724,766.75/679,086,302.55 = 141,856,181.17/x
  3. Step 3: Cross multiply
    452,724,766.75x = 679,086,302.55 × 141,856,181.17
  4. Step 4: Simplify right side
    452,724,766.75x = 96,332,589,567,109,344
  5. Step 5: Solve for x
    x = 96,332,589,567,109,344/452,724,766.75
  6. Step 6: Final answer
    x = 212,784,006.18

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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.