Home / 299,073,729.90-447,854,767.65-238,607,553.90

Finding the Fourth Proportional to 299,073,729.90, 447,854,767.65 and 238,607,553.90

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Solution

The fourth proportional to 299,073,729.90, 447,854,767.65 and 238,607,553.90 is: 357,308,315.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,073,729.90 : 447,854,767.65 = 238,607,553.90 : x
  2. Step 2: Convert to fraction form
    299,073,729.90/447,854,767.65 = 238,607,553.90/x
  3. Step 3: Cross multiply
    299,073,729.90x = 447,854,767.65 × 238,607,553.90
  4. Step 4: Simplify right side
    299,073,729.90x = 106,861,530,611,419,344
  5. Step 5: Solve for x
    x = 106,861,530,611,419,344/299,073,729.90
  6. Step 6: Final answer
    x = 357,308,315.40

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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.