Home / 80,144,082.20-110,598,869.28-45,336,030.68

Finding the Fourth Proportional to 80,144,082.20, 110,598,869.28 and 45,336,030.68

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Solution

The fourth proportional to 80,144,082.20, 110,598,869.28 and 45,336,030.68 is: 62,563,742.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,144,082.20 : 110,598,869.28 = 45,336,030.68 : x
  2. Step 2: Convert to fraction form
    80,144,082.20/110,598,869.28 = 45,336,030.68/x
  3. Step 3: Cross multiply
    80,144,082.20x = 110,598,869.28 × 45,336,030.68
  4. Step 4: Simplify right side
    80,144,082.20x = 5,014,113,730,851,390
  5. Step 5: Solve for x
    x = 5,014,113,730,851,390/80,144,082.20
  6. Step 6: Final answer
    x = 62,563,742.61

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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.