Home / 394,581,745.28-592,004,062.56-132,292,248.32

Finding the Fourth Proportional to 394,581,745.28, 592,004,062.56 and 132,292,248.32

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Solution

The fourth proportional to 394,581,745.28, 592,004,062.56 and 132,292,248.32 is: 198,482,442.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,581,745.28 : 592,004,062.56 = 132,292,248.32 : x
  2. Step 2: Convert to fraction form
    394,581,745.28/592,004,062.56 = 132,292,248.32/x
  3. Step 3: Cross multiply
    394,581,745.28x = 592,004,062.56 × 132,292,248.32
  4. Step 4: Simplify right side
    394,581,745.28x = 78,317,548,450,636,320
  5. Step 5: Solve for x
    x = 78,317,548,450,636,320/394,581,745.28
  6. Step 6: Final answer
    x = 198,482,442.20

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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.