Home / 498,330,002.20-747,495,003.30-239,482,805.80

Finding the Fourth Proportional to 498,330,002.20, 747,495,003.30 and 239,482,805.80

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Solution

The fourth proportional to 498,330,002.20, 747,495,003.30 and 239,482,805.80 is: 359,224,208.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,330,002.20 : 747,495,003.30 = 239,482,805.80 : x
  2. Step 2: Convert to fraction form
    498,330,002.20/747,495,003.30 = 239,482,805.80/x
  3. Step 3: Cross multiply
    498,330,002.20x = 747,495,003.30 × 239,482,805.80
  4. Step 4: Simplify right side
    498,330,002.20x = 179,012,200,711,764,256
  5. Step 5: Solve for x
    x = 179,012,200,711,764,256/498,330,002.20
  6. Step 6: Final answer
    x = 359,224,208.70

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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.