Home / 116,945,458.40-175,418,187.60-80,665,752.80

Finding the Fourth Proportional to 116,945,458.40, 175,418,187.60 and 80,665,752.80

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Solution

The fourth proportional to 116,945,458.40, 175,418,187.60 and 80,665,752.80 is: 120,998,629.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,945,458.40 : 175,418,187.60 = 80,665,752.80 : x
  2. Step 2: Convert to fraction form
    116,945,458.40/175,418,187.60 = 80,665,752.80/x
  3. Step 3: Cross multiply
    116,945,458.40x = 175,418,187.60 × 80,665,752.80
  4. Step 4: Simplify right side
    116,945,458.40x = 14,150,240,157,565,624
  5. Step 5: Solve for x
    x = 14,150,240,157,565,624/116,945,458.40
  6. Step 6: Final answer
    x = 120,998,629.20

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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.