Home / 121,775,312.16-182,689,839.18-35,520,469.56

Finding the Fourth Proportional to 121,775,312.16, 182,689,839.18 and 35,520,469.56

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Solution

The fourth proportional to 121,775,312.16, 182,689,839.18 and 35,520,469.56 is: 53,288,542.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,775,312.16 : 182,689,839.18 = 35,520,469.56 : x
  2. Step 2: Convert to fraction form
    121,775,312.16/182,689,839.18 = 35,520,469.56/x
  3. Step 3: Cross multiply
    121,775,312.16x = 182,689,839.18 × 35,520,469.56
  4. Step 4: Simplify right side
    121,775,312.16x = 6,489,228,871,514,486
  5. Step 5: Solve for x
    x = 6,489,228,871,514,486/121,775,312.16
  6. Step 6: Final answer
    x = 53,288,542.29

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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.