Home / 70,147,324.20-105,220,986.30-57,550,204.20

Finding the Fourth Proportional to 70,147,324.20, 105,220,986.30 and 57,550,204.20

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Solution

The fourth proportional to 70,147,324.20, 105,220,986.30 and 57,550,204.20 is: 86,325,306.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,147,324.20 : 105,220,986.30 = 57,550,204.20 : x
  2. Step 2: Convert to fraction form
    70,147,324.20/105,220,986.30 = 57,550,204.20/x
  3. Step 3: Cross multiply
    70,147,324.20x = 105,220,986.30 × 57,550,204.20
  4. Step 4: Simplify right side
    70,147,324.20x = 6,055,489,247,690,403
  5. Step 5: Solve for x
    x = 6,055,489,247,690,403/70,147,324.20
  6. Step 6: Final answer
    x = 86,325,306.30

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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.