Home / 498,432,851.20-747,649,276.80-283,442,003.20

Finding the Fourth Proportional to 498,432,851.20, 747,649,276.80 and 283,442,003.20

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Solution

The fourth proportional to 498,432,851.20, 747,649,276.80 and 283,442,003.20 is: 425,163,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,432,851.20 : 747,649,276.80 = 283,442,003.20 : x
  2. Step 2: Convert to fraction form
    498,432,851.20/747,649,276.80 = 283,442,003.20/x
  3. Step 3: Cross multiply
    498,432,851.20x = 747,649,276.80 × 283,442,003.20
  4. Step 4: Simplify right side
    498,432,851.20x = 211,915,208,707,223,264
  5. Step 5: Solve for x
    x = 211,915,208,707,223,264/498,432,851.20
  6. Step 6: Final answer
    x = 425,163,004.80

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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.