Home / 69,850,156.16-96,396,119.16-38,910,316.88

Finding the Fourth Proportional to 69,850,156.16, 96,396,119.16 and 38,910,316.88

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Solution

The fourth proportional to 69,850,156.16, 96,396,119.16 and 38,910,316.88 is: 53,697,854.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,850,156.16 : 96,396,119.16 = 38,910,316.88 : x
  2. Step 2: Convert to fraction form
    69,850,156.16/96,396,119.16 = 38,910,316.88/x
  3. Step 3: Cross multiply
    69,850,156.16x = 96,396,119.16 × 38,910,316.88
  4. Step 4: Simplify right side
    69,850,156.16x = 3,750,803,542,517,839.50
  5. Step 5: Solve for x
    x = 3,750,803,542,517,839.50/69,850,156.16
  6. Step 6: Final answer
    x = 53,697,854.79

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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.