Home / 80,853,065.10-121,295,344.05-23,347,212.30

Finding the Fourth Proportional to 80,853,065.10, 121,295,344.05 and 23,347,212.30

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Solution

The fourth proportional to 80,853,065.10, 121,295,344.05 and 23,347,212.30 is: 35,025,365.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,853,065.10 : 121,295,344.05 = 23,347,212.30 : x
  2. Step 2: Convert to fraction form
    80,853,065.10/121,295,344.05 = 23,347,212.30/x
  3. Step 3: Cross multiply
    80,853,065.10x = 121,295,344.05 × 23,347,212.30
  4. Step 4: Simplify right side
    80,853,065.10x = 2,831,908,148,536,892
  5. Step 5: Solve for x
    x = 2,831,908,148,536,892/80,853,065.10
  6. Step 6: Final answer
    x = 35,025,365.40

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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.