Home / 131,300,222.38-181,194,869.62-71,762,717.46

Finding the Fourth Proportional to 131,300,222.38, 181,194,869.62 and 71,762,717.46

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Solution

The fourth proportional to 131,300,222.38, 181,194,869.62 and 71,762,717.46 is: 99,032,857.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,300,222.38 : 181,194,869.62 = 71,762,717.46 : x
  2. Step 2: Convert to fraction form
    131,300,222.38/181,194,869.62 = 71,762,717.46/x
  3. Step 3: Cross multiply
    131,300,222.38x = 181,194,869.62 × 71,762,717.46
  4. Step 4: Simplify right side
    131,300,222.38x = 13,003,036,233,741,596
  5. Step 5: Solve for x
    x = 13,003,036,233,741,596/131,300,222.38
  6. Step 6: Final answer
    x = 99,032,857.66

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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.