Home / 382,616,237.62-574,015,425.85-123,831,458.20

Finding the Fourth Proportional to 382,616,237.62, 574,015,425.85 and 123,831,458.20

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Solution

The fourth proportional to 382,616,237.62, 574,015,425.85 and 123,831,458.20 is: 185,776,661.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,616,237.62 : 574,015,425.85 = 123,831,458.20 : x
  2. Step 2: Convert to fraction form
    382,616,237.62/574,015,425.85 = 123,831,458.20/x
  3. Step 3: Cross multiply
    382,616,237.62x = 574,015,425.85 × 123,831,458.20
  4. Step 4: Simplify right side
    382,616,237.62x = 71,081,167,212,299,480
  5. Step 5: Solve for x
    x = 71,081,167,212,299,480/382,616,237.62
  6. Step 6: Final answer
    x = 185,776,661.37

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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.