Home / 173,815,905.20-260,723,857.80-154,668,282.80

Finding the Fourth Proportional to 173,815,905.20, 260,723,857.80 and 154,668,282.80

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Solution

The fourth proportional to 173,815,905.20, 260,723,857.80 and 154,668,282.80 is: 232,002,424.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,815,905.20 : 260,723,857.80 = 154,668,282.80 : x
  2. Step 2: Convert to fraction form
    173,815,905.20/260,723,857.80 = 154,668,282.80/x
  3. Step 3: Cross multiply
    173,815,905.20x = 260,723,857.80 × 154,668,282.80
  4. Step 4: Simplify right side
    173,815,905.20x = 40,325,711,370,917,392
  5. Step 5: Solve for x
    x = 40,325,711,370,917,392/173,815,905.20
  6. Step 6: Final answer
    x = 232,002,424.20

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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.