Home / 148,134,232.40-222,201,348.60-40,439,742.80

Finding the Fourth Proportional to 148,134,232.40, 222,201,348.60 and 40,439,742.80

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Solution

The fourth proportional to 148,134,232.40, 222,201,348.60 and 40,439,742.80 is: 60,659,614.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,134,232.40 : 222,201,348.60 = 40,439,742.80 : x
  2. Step 2: Convert to fraction form
    148,134,232.40/222,201,348.60 = 40,439,742.80/x
  3. Step 3: Cross multiply
    148,134,232.40x = 222,201,348.60 × 40,439,742.80
  4. Step 4: Simplify right side
    148,134,232.40x = 8,985,765,387,197,139
  5. Step 5: Solve for x
    x = 8,985,765,387,197,139/148,134,232.40
  6. Step 6: Final answer
    x = 60,659,614.20

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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.