Home / 531,551,862.10-797,327,793.15-326,414,761.30

Finding the Fourth Proportional to 531,551,862.10, 797,327,793.15 and 326,414,761.30

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Solution

The fourth proportional to 531,551,862.10, 797,327,793.15 and 326,414,761.30 is: 489,622,141.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,551,862.10 : 797,327,793.15 = 326,414,761.30 : x
  2. Step 2: Convert to fraction form
    531,551,862.10/797,327,793.15 = 326,414,761.30/x
  3. Step 3: Cross multiply
    531,551,862.10x = 797,327,793.15 × 326,414,761.30
  4. Step 4: Simplify right side
    531,551,862.10x = 260,259,561,278,913,024
  5. Step 5: Solve for x
    x = 260,259,561,278,913,024/531,551,862.10
  6. Step 6: Final answer
    x = 489,622,141.95

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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.