Home / 75,451,505.40-113,177,258.10-52,493,254.20

Finding the Fourth Proportional to 75,451,505.40, 113,177,258.10 and 52,493,254.20

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Solution

The fourth proportional to 75,451,505.40, 113,177,258.10 and 52,493,254.20 is: 78,739,881.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,451,505.40 : 113,177,258.10 = 52,493,254.20 : x
  2. Step 2: Convert to fraction form
    75,451,505.40/113,177,258.10 = 52,493,254.20/x
  3. Step 3: Cross multiply
    75,451,505.40x = 113,177,258.10 × 52,493,254.20
  4. Step 4: Simplify right side
    75,451,505.40x = 5,941,042,579,102,309
  5. Step 5: Solve for x
    x = 5,941,042,579,102,309/75,451,505.40
  6. Step 6: Final answer
    x = 78,739,881.30

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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.