Home / 64,155,003.30-96,231,630.15-21,025,613.70

Finding the Fourth Proportional to 64,155,003.30, 96,231,630.15 and 21,025,613.70

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Solution

The fourth proportional to 64,155,003.30, 96,231,630.15 and 21,025,613.70 is: 31,538,133.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,155,003.30 : 96,231,630.15 = 21,025,613.70 : x
  2. Step 2: Convert to fraction form
    64,155,003.30/96,231,630.15 = 21,025,613.70/x
  3. Step 3: Cross multiply
    64,155,003.30x = 96,231,630.15 × 21,025,613.70
  4. Step 4: Simplify right side
    64,155,003.30x = 2,023,329,081,255,173
  5. Step 5: Solve for x
    x = 2,023,329,081,255,173/64,155,003.30
  6. Step 6: Final answer
    x = 31,538,133.85

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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.