Home / 281,755,999.60-422,633,999.40-179,719,327.60

Finding the Fourth Proportional to 281,755,999.60, 422,633,999.40 and 179,719,327.60

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Solution

The fourth proportional to 281,755,999.60, 422,633,999.40 and 179,719,327.60 is: 269,578,991.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,755,999.60 : 422,633,999.40 = 179,719,327.60 : x
  2. Step 2: Convert to fraction form
    281,755,999.60/422,633,999.40 = 179,719,327.60/x
  3. Step 3: Cross multiply
    281,755,999.60x = 422,633,999.40 × 179,719,327.60
  4. Step 4: Simplify right side
    281,755,999.60x = 75,955,498,193,066,800
  5. Step 5: Solve for x
    x = 75,955,498,193,066,800/281,755,999.60
  6. Step 6: Final answer
    x = 269,578,991.40

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1.5x scale

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.