Home / 173,982,167.24-239,872,510.55-142,504,253.42

Finding the Fourth Proportional to 173,982,167.24, 239,872,510.55 and 142,504,253.42

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Solution

The fourth proportional to 173,982,167.24, 239,872,510.55 and 142,504,253.42 is: 196,473,314.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,982,167.24 : 239,872,510.55 = 142,504,253.42 : x
  2. Step 2: Convert to fraction form
    173,982,167.24/239,872,510.55 = 142,504,253.42/x
  3. Step 3: Cross multiply
    173,982,167.24x = 239,872,510.55 × 142,504,253.42
  4. Step 4: Simplify right side
    173,982,167.24x = 34,182,853,031,065,720
  5. Step 5: Solve for x
    x = 34,182,853,031,065,720/173,982,167.24
  6. Step 6: Final answer
    x = 196,473,314.33

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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.