Home / 96,532,943.20-144,673,443.60-38,978,101.60

Finding the Fourth Proportional to 96,532,943.20, 144,673,443.60 and 38,978,101.60

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Solution

The fourth proportional to 96,532,943.20, 144,673,443.60 and 38,978,101.60 is: 58,416,287.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,532,943.20 : 144,673,443.60 = 38,978,101.60 : x
  2. Step 2: Convert to fraction form
    96,532,943.20/144,673,443.60 = 38,978,101.60/x
  3. Step 3: Cross multiply
    96,532,943.20x = 144,673,443.60 × 38,978,101.60
  4. Step 4: Simplify right side
    96,532,943.20x = 5,639,096,183,462,670
  5. Step 5: Solve for x
    x = 5,639,096,183,462,670/96,532,943.20
  6. Step 6: Final answer
    x = 58,416,287.71

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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.