Home / 477,118,675.92-715,598,279.64-132,107,178

Finding the Fourth Proportional to 477,118,675.92, 715,598,279.64 and 132,107,178

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Solution

The fourth proportional to 477,118,675.92, 715,598,279.64 and 132,107,178 is: 198,138,689.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,118,675.92 : 715,598,279.64 = 132,107,178 : x
  2. Step 2: Convert to fraction form
    477,118,675.92/715,598,279.64 = 132,107,178/x
  3. Step 3: Cross multiply
    477,118,675.92x = 715,598,279.64 × 132,107,178
  4. Step 4: Simplify right side
    477,118,675.92x = 94,535,669,304,895,248
  5. Step 5: Solve for x
    x = 94,535,669,304,895,248/477,118,675.92
  6. Step 6: Final answer
    x = 198,138,689.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.