Home / 104,995,378.29-157,500,635.09-40,299,183.45

Finding the Fourth Proportional to 104,995,378.29, 157,500,635.09 and 40,299,183.45

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Solution

The fourth proportional to 104,995,378.29, 157,500,635.09 and 40,299,183.45 is: 60,451,679.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,995,378.29 : 157,500,635.09 = 40,299,183.45 : x
  2. Step 2: Convert to fraction form
    104,995,378.29/157,500,635.09 = 40,299,183.45/x
  3. Step 3: Cross multiply
    104,995,378.29x = 157,500,635.09 × 40,299,183.45
  4. Step 4: Simplify right side
    104,995,378.29x = 6,347,146,986,781,922
  5. Step 5: Solve for x
    x = 6,347,146,986,781,922/104,995,378.29
  6. Step 6: Final answer
    x = 60,451,679.78

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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.