Home / 498,432,829.20-747,649,243.80-283,441,981.20

Finding the Fourth Proportional to 498,432,829.20, 747,649,243.80 and 283,441,981.20

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Solution

The fourth proportional to 498,432,829.20, 747,649,243.80 and 283,441,981.20 is: 425,162,971.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,432,829.20 : 747,649,243.80 = 283,441,981.20 : x
  2. Step 2: Convert to fraction form
    498,432,829.20/747,649,243.80 = 283,441,981.20/x
  3. Step 3: Cross multiply
    498,432,829.20x = 747,649,243.80 × 283,441,981.20
  4. Step 4: Simplify right side
    498,432,829.20x = 211,915,182,905,353,792
  5. Step 5: Solve for x
    x = 211,915,182,905,353,792/498,432,829.20
  6. Step 6: Final answer
    x = 425,162,971.80

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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.