Home / 242,129,793.60-363,194,690.40-145,194,955.20

Finding the Fourth Proportional to 242,129,793.60, 363,194,690.40 and 145,194,955.20

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Solution

The fourth proportional to 242,129,793.60, 363,194,690.40 and 145,194,955.20 is: 217,792,432.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,129,793.60 : 363,194,690.40 = 145,194,955.20 : x
  2. Step 2: Convert to fraction form
    242,129,793.60/363,194,690.40 = 145,194,955.20/x
  3. Step 3: Cross multiply
    242,129,793.60x = 363,194,690.40 × 145,194,955.20
  4. Step 4: Simplify right side
    242,129,793.60x = 52,734,036,801,505,864
  5. Step 5: Solve for x
    x = 52,734,036,801,505,864/242,129,793.60
  6. Step 6: Final answer
    x = 217,792,432.80

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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.