Home / 108,105,569.28-149,183,842.56-58,545,540.80

Finding the Fourth Proportional to 108,105,569.28, 149,183,842.56 and 58,545,540.80

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Solution

The fourth proportional to 108,105,569.28, 149,183,842.56 and 58,545,540.80 is: 80,791,848.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,105,569.28 : 149,183,842.56 = 58,545,540.80 : x
  2. Step 2: Convert to fraction form
    108,105,569.28/149,183,842.56 = 58,545,540.80/x
  3. Step 3: Cross multiply
    108,105,569.28x = 149,183,842.56 × 58,545,540.80
  4. Step 4: Simplify right side
    108,105,569.28x = 8,734,048,741,297,256
  5. Step 5: Solve for x
    x = 8,734,048,741,297,256/108,105,569.28
  6. Step 6: Final answer
    x = 80,791,848.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.