Home / 185,912,327.20-278,868,490.80-165,504,992.80

Finding the Fourth Proportional to 185,912,327.20, 278,868,490.80 and 165,504,992.80

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Solution

The fourth proportional to 185,912,327.20, 278,868,490.80 and 165,504,992.80 is: 248,257,489.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,912,327.20 : 278,868,490.80 = 165,504,992.80 : x
  2. Step 2: Convert to fraction form
    185,912,327.20/278,868,490.80 = 165,504,992.80/x
  3. Step 3: Cross multiply
    185,912,327.20x = 278,868,490.80 × 165,504,992.80
  4. Step 4: Simplify right side
    185,912,327.20x = 46,154,127,562,000,872
  5. Step 5: Solve for x
    x = 46,154,127,562,000,872/185,912,327.20
  6. Step 6: Final answer
    x = 248,257,489.20

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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.