Home / 146,551,531.52-202,231,915.08-80,471,567.18

Finding the Fourth Proportional to 146,551,531.52, 202,231,915.08 and 80,471,567.18

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Solution

The fourth proportional to 146,551,531.52, 202,231,915.08 and 80,471,567.18 is: 111,045,711.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,551,531.52 : 202,231,915.08 = 80,471,567.18 : x
  2. Step 2: Convert to fraction form
    146,551,531.52/202,231,915.08 = 80,471,567.18/x
  3. Step 3: Cross multiply
    146,551,531.52x = 202,231,915.08 × 80,471,567.18
  4. Step 4: Simplify right side
    146,551,531.52x = 16,273,919,140,300,278
  5. Step 5: Solve for x
    x = 16,273,919,140,300,278/146,551,531.52
  6. Step 6: Final answer
    x = 111,045,711.85

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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.