Home / 96,532,939.20-144,673,437.60-38,978,097.60

Finding the Fourth Proportional to 96,532,939.20, 144,673,437.60 and 38,978,097.60

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Solution

The fourth proportional to 96,532,939.20, 144,673,437.60 and 38,978,097.60 is: 58,416,281.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,532,939.20 : 144,673,437.60 = 38,978,097.60 : x
  2. Step 2: Convert to fraction form
    96,532,939.20/144,673,437.60 = 38,978,097.60/x
  3. Step 3: Cross multiply
    96,532,939.20x = 144,673,437.60 × 38,978,097.60
  4. Step 4: Simplify right side
    96,532,939.20x = 5,639,095,370,900,310
  5. Step 5: Solve for x
    x = 5,639,095,370,900,310/96,532,939.20
  6. Step 6: Final answer
    x = 58,416,281.71

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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.