Home / 80,852,086.80-121,278,130.20-23,350,170.60

Finding the Fourth Proportional to 80,852,086.80, 121,278,130.20 and 23,350,170.60

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Solution

The fourth proportional to 80,852,086.80, 121,278,130.20 and 23,350,170.60 is: 35,025,255.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,852,086.80 : 121,278,130.20 = 23,350,170.60 : x
  2. Step 2: Convert to fraction form
    80,852,086.80/121,278,130.20 = 23,350,170.60/x
  3. Step 3: Cross multiply
    80,852,086.80x = 121,278,130.20 × 23,350,170.60
  4. Step 4: Simplify right side
    80,852,086.80x = 2,831,865,030,219,012.50
  5. Step 5: Solve for x
    x = 2,831,865,030,219,012.50/80,852,086.80
  6. Step 6: Final answer
    x = 35,025,255.90

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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.