Home / 132,208,932.80-182,418,435.68-79,996,670.40

Finding the Fourth Proportional to 132,208,932.80, 182,418,435.68 and 79,996,670.40

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Solution

The fourth proportional to 132,208,932.80, 182,418,435.68 and 79,996,670.40 is: 110,377,318.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,208,932.80 : 182,418,435.68 = 79,996,670.40 : x
  2. Step 2: Convert to fraction form
    132,208,932.80/182,418,435.68 = 79,996,670.40/x
  3. Step 3: Cross multiply
    132,208,932.80x = 182,418,435.68 × 79,996,670.40
  4. Step 4: Simplify right side
    132,208,932.80x = 14,592,867,473,976,562
  5. Step 5: Solve for x
    x = 14,592,867,473,976,562/132,208,932.80
  6. Step 6: Final answer
    x = 110,377,318.42

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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.