Home / 382,616,200.29-574,015,369.88-123,831,420.87

Finding the Fourth Proportional to 382,616,200.29, 574,015,369.88 and 123,831,420.87

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Solution

The fourth proportional to 382,616,200.29, 574,015,369.88 and 123,831,420.87 is: 185,776,605.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,616,200.29 : 574,015,369.88 = 123,831,420.87 : x
  2. Step 2: Convert to fraction form
    382,616,200.29/574,015,369.88 = 123,831,420.87/x
  3. Step 3: Cross multiply
    382,616,200.29x = 574,015,369.88 × 123,831,420.87
  4. Step 4: Simplify right side
    382,616,200.29x = 71,081,138,853,768,592
  5. Step 5: Solve for x
    x = 71,081,138,853,768,592/382,616,200.29
  6. Step 6: Final answer
    x = 185,776,605.38

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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.