Home / 91,204,764.12-136,778,851.54-32,904,863.22

Finding the Fourth Proportional to 91,204,764.12, 136,778,851.54 and 32,904,863.22

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Solution

The fourth proportional to 91,204,764.12, 136,778,851.54 and 32,904,863.22 is: 49,347,086.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,204,764.12 : 136,778,851.54 = 32,904,863.22 : x
  2. Step 2: Convert to fraction form
    91,204,764.12/136,778,851.54 = 32,904,863.22/x
  3. Step 3: Cross multiply
    91,204,764.12x = 136,778,851.54 × 32,904,863.22
  4. Step 4: Simplify right side
    91,204,764.12x = 4,500,689,401,312,386
  5. Step 5: Solve for x
    x = 4,500,689,401,312,386/91,204,764.12
  6. Step 6: Final answer
    x = 49,347,086.69

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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.