Home / 80,747,110.40-121,148,659.20-35,341,491.20

Finding the Fourth Proportional to 80,747,110.40, 121,148,659.20 and 35,341,491.20

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Solution

The fourth proportional to 80,747,110.40, 121,148,659.20 and 35,341,491.20 is: 53,024,489.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,747,110.40 : 121,148,659.20 = 35,341,491.20 : x
  2. Step 2: Convert to fraction form
    80,747,110.40/121,148,659.20 = 35,341,491.20/x
  3. Step 3: Cross multiply
    80,747,110.40x = 121,148,659.20 × 35,341,491.20
  4. Step 4: Simplify right side
    80,747,110.40x = 4,281,574,273,008,599.50
  5. Step 5: Solve for x
    x = 4,281,574,273,008,599.50/80,747,110.40
  6. Step 6: Final answer
    x = 53,024,489.07

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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.