Home / 146,872,058.82-202,687,223.04-80,794,254.66

Finding the Fourth Proportional to 146,872,058.82, 202,687,223.04 and 80,794,254.66

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Solution

The fourth proportional to 146,872,058.82, 202,687,223.04 and 80,794,254.66 is: 111,498,151.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,872,058.82 : 202,687,223.04 = 80,794,254.66 : x
  2. Step 2: Convert to fraction form
    146,872,058.82/202,687,223.04 = 80,794,254.66/x
  3. Step 3: Cross multiply
    146,872,058.82x = 202,687,223.04 × 80,794,254.66
  4. Step 4: Simplify right side
    146,872,058.82x = 16,375,963,114,621,978
  5. Step 5: Solve for x
    x = 16,375,963,114,621,978/146,872,058.82
  6. Step 6: Final answer
    x = 111,498,151.83

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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.