Home / 268,023,321.60-402,034,982.40-240,813,542.40

Finding the Fourth Proportional to 268,023,321.60, 402,034,982.40 and 240,813,542.40

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Solution

The fourth proportional to 268,023,321.60, 402,034,982.40 and 240,813,542.40 is: 361,220,313.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,023,321.60 : 402,034,982.40 = 240,813,542.40 : x
  2. Step 2: Convert to fraction form
    268,023,321.60/402,034,982.40 = 240,813,542.40/x
  3. Step 3: Cross multiply
    268,023,321.60x = 402,034,982.40 × 240,813,542.40
  4. Step 4: Simplify right side
    268,023,321.60x = 96,815,468,280,465,648
  5. Step 5: Solve for x
    x = 96,815,468,280,465,648/268,023,321.60
  6. Step 6: Final answer
    x = 361,220,313.60

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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.