Home / 75,591,206.60-113,386,809.90-51,404,736.20

Finding the Fourth Proportional to 75,591,206.60, 113,386,809.90 and 51,404,736.20

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Solution

The fourth proportional to 75,591,206.60, 113,386,809.90 and 51,404,736.20 is: 77,107,104.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,591,206.60 : 113,386,809.90 = 51,404,736.20 : x
  2. Step 2: Convert to fraction form
    75,591,206.60/113,386,809.90 = 51,404,736.20/x
  3. Step 3: Cross multiply
    75,591,206.60x = 113,386,809.90 × 51,404,736.20
  4. Step 4: Simplify right side
    75,591,206.60x = 5,828,619,051,469,049
  5. Step 5: Solve for x
    x = 5,828,619,051,469,049/75,591,206.60
  6. Step 6: Final answer
    x = 77,107,104.30

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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.