Home / 131,864,031-181,972,364.40-73,917,279

Finding the Fourth Proportional to 131,864,031, 181,972,364.40 and 73,917,279

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Solution

The fourth proportional to 131,864,031, 181,972,364.40 and 73,917,279 is: 102,005,845.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,864,031 : 181,972,364.40 = 73,917,279 : x
  2. Step 2: Convert to fraction form
    131,864,031/181,972,364.40 = 73,917,279/x
  3. Step 3: Cross multiply
    131,864,031x = 181,972,364.40 × 73,917,279
  4. Step 4: Simplify right side
    131,864,031x = 13,450,902,029,644,468
  5. Step 5: Solve for x
    x = 13,450,902,029,644,468/131,864,031
  6. Step 6: Final answer
    x = 102,005,845.93

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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.