Home / 175,764,001.68-263,697,194.12-78,697,007.73

Finding the Fourth Proportional to 175,764,001.68, 263,697,194.12 and 78,697,007.73

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Solution

The fourth proportional to 175,764,001.68, 263,697,194.12 and 78,697,007.73 is: 118,068,432.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,764,001.68 : 263,697,194.12 = 78,697,007.73 : x
  2. Step 2: Convert to fraction form
    175,764,001.68/263,697,194.12 = 78,697,007.73/x
  3. Step 3: Cross multiply
    175,764,001.68x = 263,697,194.12 × 78,697,007.73
  4. Step 4: Simplify right side
    175,764,001.68x = 20,752,180,123,647,468
  5. Step 5: Solve for x
    x = 20,752,180,123,647,468/175,764,001.68
  6. Step 6: Final answer
    x = 118,068,432.25

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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.