Home / 96,459,138.40-144,856,669.20-51,109,506.40

Finding the Fourth Proportional to 96,459,138.40, 144,856,669.20 and 51,109,506.40

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Solution

The fourth proportional to 96,459,138.40, 144,856,669.20 and 51,109,506.40 is: 76,753,255.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,459,138.40 : 144,856,669.20 = 51,109,506.40 : x
  2. Step 2: Convert to fraction form
    96,459,138.40/144,856,669.20 = 51,109,506.40/x
  3. Step 3: Cross multiply
    96,459,138.40x = 144,856,669.20 × 51,109,506.40
  4. Step 4: Simplify right side
    96,459,138.40x = 7,403,552,861,560,082
  5. Step 5: Solve for x
    x = 7,403,552,861,560,082/96,459,138.40
  6. Step 6: Final answer
    x = 76,753,255.15

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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.