Home / 222,972,686.24-307,702,306.80-125,189,641.76

Finding the Fourth Proportional to 222,972,686.24, 307,702,306.80 and 125,189,641.76

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Solution

The fourth proportional to 222,972,686.24, 307,702,306.80 and 125,189,641.76 is: 172,761,705.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,972,686.24 : 307,702,306.80 = 125,189,641.76 : x
  2. Step 2: Convert to fraction form
    222,972,686.24/307,702,306.80 = 125,189,641.76/x
  3. Step 3: Cross multiply
    222,972,686.24x = 307,702,306.80 × 125,189,641.76
  4. Step 4: Simplify right side
    222,972,686.24x = 38,521,141,557,017,616
  5. Step 5: Solve for x
    x = 38,521,141,557,017,616/222,972,686.24
  6. Step 6: Final answer
    x = 172,761,705.51

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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.