Home / 68,957,170.64-95,161,556.05-38,018,449.52

Finding the Fourth Proportional to 68,957,170.64, 95,161,556.05 and 38,018,449.52

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Solution

The fourth proportional to 68,957,170.64, 95,161,556.05 and 38,018,449.52 is: 52,465,824.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,957,170.64 : 95,161,556.05 = 38,018,449.52 : x
  2. Step 2: Convert to fraction form
    68,957,170.64/95,161,556.05 = 38,018,449.52/x
  3. Step 3: Cross multiply
    68,957,170.64x = 95,161,556.05 × 38,018,449.52
  4. Step 4: Simplify right side
    68,957,170.64x = 3,617,894,814,360,721.50
  5. Step 5: Solve for x
    x = 3,617,894,814,360,721.50/68,957,170.64
  6. Step 6: Final answer
    x = 52,465,824.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.