Home / 75,087,287.20-112,630,930.80-73,811,828.80

Finding the Fourth Proportional to 75,087,287.20, 112,630,930.80 and 73,811,828.80

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Solution

The fourth proportional to 75,087,287.20, 112,630,930.80 and 73,811,828.80 is: 110,717,743.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,087,287.20 : 112,630,930.80 = 73,811,828.80 : x
  2. Step 2: Convert to fraction form
    75,087,287.20/112,630,930.80 = 73,811,828.80/x
  3. Step 3: Cross multiply
    75,087,287.20x = 112,630,930.80 × 73,811,828.80
  4. Step 4: Simplify right side
    75,087,287.20x = 8,313,494,981,794,246
  5. Step 5: Solve for x
    x = 8,313,494,981,794,246/75,087,287.20
  6. Step 6: Final answer
    x = 110,717,743.20

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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.