Home / 231,098,306.32-346,537,282.20-85,525,319.44

Finding the Fourth Proportional to 231,098,306.32, 346,537,282.20 and 85,525,319.44

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Solution

The fourth proportional to 231,098,306.32, 346,537,282.20 and 85,525,319.44 is: 128,247,204.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,098,306.32 : 346,537,282.20 = 85,525,319.44 : x
  2. Step 2: Convert to fraction form
    231,098,306.32/346,537,282.20 = 85,525,319.44/x
  3. Step 3: Cross multiply
    231,098,306.32x = 346,537,282.20 × 85,525,319.44
  4. Step 4: Simplify right side
    231,098,306.32x = 29,637,711,758,024,424
  5. Step 5: Solve for x
    x = 29,637,711,758,024,424/231,098,306.32
  6. Step 6: Final answer
    x = 128,247,204.53

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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.