Home / 231,787,986,647.80-347,681,979,971.70-164,452,853,054.20

Finding the Fourth Proportional to 231,787,986,647.80, 347,681,979,971.70 and 164,452,853,054.20

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Solution

The fourth proportional to 231,787,986,647.80, 347,681,979,971.70 and 164,452,853,054.20 is: 246,679,279,581.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,787,986,647.80 : 347,681,979,971.70 = 164,452,853,054.20 : x
  2. Step 2: Convert to fraction form
    231,787,986,647.80/347,681,979,971.70 = 164,452,853,054.20/x
  3. Step 3: Cross multiply
    231,787,986,647.80x = 347,681,979,971.70 × 164,452,853,054.20
  4. Step 4: Simplify right side
    231,787,986,647.80x = 57,177,293,561,879,290,970,112
  5. Step 5: Solve for x
    x = 57,177,293,561,879,290,970,112/231,787,986,647.80
  6. Step 6: Final answer
    x = 246,679,279,581.30

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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.