Home / 214,900,955.85-322,419,577.46-76,723,600.17

Finding the Fourth Proportional to 214,900,955.85, 322,419,577.46 and 76,723,600.17

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Solution

The fourth proportional to 214,900,955.85, 322,419,577.46 and 76,723,600.17 is: 115,109,728.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,900,955.85 : 322,419,577.46 = 76,723,600.17 : x
  2. Step 2: Convert to fraction form
    214,900,955.85/322,419,577.46 = 76,723,600.17/x
  3. Step 3: Cross multiply
    214,900,955.85x = 322,419,577.46 × 76,723,600.17
  4. Step 4: Simplify right side
    214,900,955.85x = 24,737,190,747,637,764
  5. Step 5: Solve for x
    x = 24,737,190,747,637,764/214,900,955.85
  6. Step 6: Final answer
    x = 115,109,728.80

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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.