Home / 132,179,723.52-182,397,054.75-72,637,888.85

Finding the Fourth Proportional to 132,179,723.52, 182,397,054.75 and 72,637,888.85

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Solution

The fourth proportional to 132,179,723.52, 182,397,054.75 and 72,637,888.85 is: 100,234,261.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,179,723.52 : 182,397,054.75 = 72,637,888.85 : x
  2. Step 2: Convert to fraction form
    132,179,723.52/182,397,054.75 = 72,637,888.85/x
  3. Step 3: Cross multiply
    132,179,723.52x = 182,397,054.75 × 72,637,888.85
  4. Step 4: Simplify right side
    132,179,723.52x = 13,248,936,988,313,488
  5. Step 5: Solve for x
    x = 13,248,936,988,313,488/132,179,723.52
  6. Step 6: Final answer
    x = 100,234,261.62

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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.