Home / 452,724,912.14-679,086,521.15-141,856,326.77

Finding the Fourth Proportional to 452,724,912.14, 679,086,521.15 and 141,856,326.77

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Solution

The fourth proportional to 452,724,912.14, 679,086,521.15 and 141,856,326.77 is: 212,784,224.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,724,912.14 : 679,086,521.15 = 141,856,326.77 : x
  2. Step 2: Convert to fraction form
    452,724,912.14/679,086,521.15 = 141,856,326.77/x
  3. Step 3: Cross multiply
    452,724,912.14x = 679,086,521.15 × 141,856,326.77
  4. Step 4: Simplify right side
    452,724,912.14x = 96,332,719,445,252,192
  5. Step 5: Solve for x
    x = 96,332,719,445,252,192/452,724,912.14
  6. Step 6: Final answer
    x = 212,784,224.73

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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.