Home / 6,418,193,454.38-8,855,780,641.86-3,705,414,249.28

Finding the Fourth Proportional to 6,418,193,454.38, 8,855,780,641.86 and 3,705,414,249.28

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Solution

The fourth proportional to 6,418,193,454.38, 8,855,780,641.86 and 3,705,414,249.28 is: 5,112,705,936.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,418,193,454.38 : 8,855,780,641.86 = 3,705,414,249.28 : x
  2. Step 2: Convert to fraction form
    6,418,193,454.38/8,855,780,641.86 = 3,705,414,249.28/x
  3. Step 3: Cross multiply
    6,418,193,454.38x = 8,855,780,641.86 × 3,705,414,249.28
  4. Step 4: Simplify right side
    6,418,193,454.38x = 32,814,335,778,846,031,872
  5. Step 5: Solve for x
    x = 32,814,335,778,846,031,872/6,418,193,454.38
  6. Step 6: Final answer
    x = 5,112,705,936.97

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1.5x scale

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.