Home / 173,815,881.20-260,723,821.80-154,668,258.80

Finding the Fourth Proportional to 173,815,881.20, 260,723,821.80 and 154,668,258.80

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Solution

The fourth proportional to 173,815,881.20, 260,723,821.80 and 154,668,258.80 is: 232,002,388.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,815,881.20 : 260,723,821.80 = 154,668,258.80 : x
  2. Step 2: Convert to fraction form
    173,815,881.20/260,723,821.80 = 154,668,258.80/x
  3. Step 3: Cross multiply
    173,815,881.20x = 260,723,821.80 × 154,668,258.80
  4. Step 4: Simplify right side
    173,815,881.20x = 40,325,699,545,487,488
  5. Step 5: Solve for x
    x = 40,325,699,545,487,488/173,815,881.20
  6. Step 6: Final answer
    x = 232,002,388.20

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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.