Home / 173,982,162.12-239,872,503.48-142,504,248.30

Finding the Fourth Proportional to 173,982,162.12, 239,872,503.48 and 142,504,248.30

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Solution

The fourth proportional to 173,982,162.12, 239,872,503.48 and 142,504,248.30 is: 196,473,307.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,982,162.12 : 239,872,503.48 = 142,504,248.30 : x
  2. Step 2: Convert to fraction form
    173,982,162.12/239,872,503.48 = 142,504,248.30/x
  3. Step 3: Cross multiply
    173,982,162.12x = 239,872,503.48 × 142,504,248.30
  4. Step 4: Simplify right side
    173,982,162.12x = 34,182,850,796,256,536
  5. Step 5: Solve for x
    x = 34,182,850,796,256,536/173,982,162.12
  6. Step 6: Final answer
    x = 196,473,307.26

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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.