Home / 552,975,174.91-763,287,598.11-440,151,621.35

Finding the Fourth Proportional to 552,975,174.91, 763,287,598.11 and 440,151,621.35

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Solution

The fourth proportional to 552,975,174.91, 763,287,598.11 and 440,151,621.35 is: 607,553,989.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,975,174.91 : 763,287,598.11 = 440,151,621.35 : x
  2. Step 2: Convert to fraction form
    552,975,174.91/763,287,598.11 = 440,151,621.35/x
  3. Step 3: Cross multiply
    552,975,174.91x = 763,287,598.11 × 440,151,621.35
  4. Step 4: Simplify right side
    552,975,174.91x = 335,962,273,866,587,456
  5. Step 5: Solve for x
    x = 335,962,273,866,587,456/552,975,174.91
  6. Step 6: Final answer
    x = 607,553,989.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.