Home / 155,136,335.60-232,704,503.40-131,248,463.60

Finding the Fourth Proportional to 155,136,335.60, 232,704,503.40 and 131,248,463.60

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Solution

The fourth proportional to 155,136,335.60, 232,704,503.40 and 131,248,463.60 is: 196,872,695.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,136,335.60 : 232,704,503.40 = 131,248,463.60 : x
  2. Step 2: Convert to fraction form
    155,136,335.60/232,704,503.40 = 131,248,463.60/x
  3. Step 3: Cross multiply
    155,136,335.60x = 232,704,503.40 × 131,248,463.60
  4. Step 4: Simplify right side
    155,136,335.60x = 30,542,108,544,050,976
  5. Step 5: Solve for x
    x = 30,542,108,544,050,976/155,136,335.60
  6. Step 6: Final answer
    x = 196,872,695.40

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Similar ratio
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1.5x scale

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.