Home / 80,853,072.60-121,295,355.30-23,347,219.80

Finding the Fourth Proportional to 80,853,072.60, 121,295,355.30 and 23,347,219.80

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Solution

The fourth proportional to 80,853,072.60, 121,295,355.30 and 23,347,219.80 is: 35,025,376.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,853,072.60 : 121,295,355.30 = 23,347,219.80 : x
  2. Step 2: Convert to fraction form
    80,853,072.60/121,295,355.30 = 23,347,219.80/x
  3. Step 3: Cross multiply
    80,853,072.60x = 121,295,355.30 × 23,347,219.80
  4. Step 4: Simplify right side
    80,853,072.60x = 2,831,909,320,908,195
  5. Step 5: Solve for x
    x = 2,831,909,320,908,195/80,853,072.60
  6. Step 6: Final answer
    x = 35,025,376.65

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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.