Home / 79,753,703.60-119,630,555.40-25,906,458.80

Finding the Fourth Proportional to 79,753,703.60, 119,630,555.40 and 25,906,458.80

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Solution

The fourth proportional to 79,753,703.60, 119,630,555.40 and 25,906,458.80 is: 38,859,688.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,753,703.60 : 119,630,555.40 = 25,906,458.80 : x
  2. Step 2: Convert to fraction form
    79,753,703.60/119,630,555.40 = 25,906,458.80/x
  3. Step 3: Cross multiply
    79,753,703.60x = 119,630,555.40 × 25,906,458.80
  4. Step 4: Simplify right side
    79,753,703.60x = 3,099,204,054,691,218
  5. Step 5: Solve for x
    x = 3,099,204,054,691,218/79,753,703.60
  6. Step 6: Final answer
    x = 38,859,688.20

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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.