Home / 400,132,751.16-600,115,145.40-112,851,230.52

Finding the Fourth Proportional to 400,132,751.16, 600,115,145.40 and 112,851,230.52

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Solution

The fourth proportional to 400,132,751.16, 600,115,145.40 and 112,851,230.52 is: 169,253,160.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,132,751.16 : 600,115,145.40 = 112,851,230.52 : x
  2. Step 2: Convert to fraction form
    400,132,751.16/600,115,145.40 = 112,851,230.52/x
  3. Step 3: Cross multiply
    400,132,751.16x = 600,115,145.40 × 112,851,230.52
  4. Step 4: Simplify right side
    400,132,751.16x = 67,723,732,612,078,712
  5. Step 5: Solve for x
    x = 67,723,732,612,078,712/400,132,751.16
  6. Step 6: Final answer
    x = 169,253,160.15

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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.