Home / 96,532,915.20-144,673,401.60-38,978,073.60

Finding the Fourth Proportional to 96,532,915.20, 144,673,401.60 and 38,978,073.60

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Solution

The fourth proportional to 96,532,915.20, 144,673,401.60 and 38,978,073.60 is: 58,416,245.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,532,915.20 : 144,673,401.60 = 38,978,073.60 : x
  2. Step 2: Convert to fraction form
    96,532,915.20/144,673,401.60 = 38,978,073.60/x
  3. Step 3: Cross multiply
    96,532,915.20x = 144,673,401.60 × 38,978,073.60
  4. Step 4: Simplify right side
    96,532,915.20x = 5,639,090,495,527,158
  5. Step 5: Solve for x
    x = 5,639,090,495,527,158/96,532,915.20
  6. Step 6: Final answer
    x = 58,416,245.73

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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.