Home / 80,853,480.20-121,280,220.30-23,347,627.40

Finding the Fourth Proportional to 80,853,480.20, 121,280,220.30 and 23,347,627.40

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Solution

The fourth proportional to 80,853,480.20, 121,280,220.30 and 23,347,627.40 is: 35,021,441.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,853,480.20 : 121,280,220.30 = 23,347,627.40 : x
  2. Step 2: Convert to fraction form
    80,853,480.20/121,280,220.30 = 23,347,627.40/x
  3. Step 3: Cross multiply
    80,853,480.20x = 121,280,220.30 × 23,347,627.40
  4. Step 4: Simplify right side
    80,853,480.20x = 2,831,605,394,554,316
  5. Step 5: Solve for x
    x = 2,831,605,394,554,316/80,853,480.20
  6. Step 6: Final answer
    x = 35,021,441.10

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1.5x scale

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.