Home / 218,044,756.90-327,028,301.40-86,876,039.26

Finding the Fourth Proportional to 218,044,756.90, 327,028,301.40 and 86,876,039.26

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Solution

The fourth proportional to 218,044,756.90, 327,028,301.40 and 86,876,039.26 is: 130,298,586.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,044,756.90 : 327,028,301.40 = 86,876,039.26 : x
  2. Step 2: Convert to fraction form
    218,044,756.90/327,028,301.40 = 86,876,039.26/x
  3. Step 3: Cross multiply
    218,044,756.90x = 327,028,301.40 × 86,876,039.26
  4. Step 4: Simplify right side
    218,044,756.90x = 28,410,923,551,557,512
  5. Step 5: Solve for x
    x = 28,410,923,551,557,512/218,044,756.90
  6. Step 6: Final answer
    x = 130,298,586.20

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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.