Home / 133,043,538.20-199,416,008.10-75,563,346.20

Finding the Fourth Proportional to 133,043,538.20, 199,416,008.10 and 75,563,346.20

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Solution

The fourth proportional to 133,043,538.20, 199,416,008.10 and 75,563,346.20 is: 113,260,223.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,043,538.20 : 199,416,008.10 = 75,563,346.20 : x
  2. Step 2: Convert to fraction form
    133,043,538.20/199,416,008.10 = 75,563,346.20/x
  3. Step 3: Cross multiply
    133,043,538.20x = 199,416,008.10 × 75,563,346.20
  4. Step 4: Simplify right side
    133,043,538.20x = 15,068,540,857,882,304
  5. Step 5: Solve for x
    x = 15,068,540,857,882,304/133,043,538.20
  6. Step 6: Final answer
    x = 113,260,223.40

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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.