Home / 75,353,354.10-112,878,691.92-34,356,398.85

Finding the Fourth Proportional to 75,353,354.10, 112,878,691.92 and 34,356,398.85

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Solution

The fourth proportional to 75,353,354.10, 112,878,691.92 and 34,356,398.85 is: 51,465,597.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,353,354.10 : 112,878,691.92 = 34,356,398.85 : x
  2. Step 2: Convert to fraction form
    75,353,354.10/112,878,691.92 = 34,356,398.85/x
  3. Step 3: Cross multiply
    75,353,354.10x = 112,878,691.92 × 34,356,398.85
  4. Step 4: Simplify right side
    75,353,354.10x = 3,878,105,361,269,792.50
  5. Step 5: Solve for x
    x = 3,878,105,361,269,792.50/75,353,354.10
  6. Step 6: Final answer
    x = 51,465,597.09

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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.