Home / 126,423,788.38-189,635,756.28-35,547,377.38

Finding the Fourth Proportional to 126,423,788.38, 189,635,756.28 and 35,547,377.38

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Solution

The fourth proportional to 126,423,788.38, 189,635,756.28 and 35,547,377.38 is: 53,321,086.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,423,788.38 : 189,635,756.28 = 35,547,377.38 : x
  2. Step 2: Convert to fraction form
    126,423,788.38/189,635,756.28 = 35,547,377.38/x
  3. Step 3: Cross multiply
    126,423,788.38x = 189,635,756.28 × 35,547,377.38
  4. Step 4: Simplify right side
    126,423,788.38x = 6,741,053,793,226,865
  5. Step 5: Solve for x
    x = 6,741,053,793,226,865/126,423,788.38
  6. Step 6: Final answer
    x = 53,321,086.80

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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.