Home / 74,846,514.30-112,286,101.05-42,513,906.30

Finding the Fourth Proportional to 74,846,514.30, 112,286,101.05 and 42,513,906.30

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Solution

The fourth proportional to 74,846,514.30, 112,286,101.05 and 42,513,906.30 is: 63,780,134.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,846,514.30 : 112,286,101.05 = 42,513,906.30 : x
  2. Step 2: Convert to fraction form
    74,846,514.30/112,286,101.05 = 42,513,906.30/x
  3. Step 3: Cross multiply
    74,846,514.30x = 112,286,101.05 × 42,513,906.30
  4. Step 4: Simplify right side
    74,846,514.30x = 4,773,720,778,832,031
  5. Step 5: Solve for x
    x = 4,773,720,778,832,031/74,846,514.30
  6. Step 6: Final answer
    x = 63,780,134.90

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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.