Home / 45,508,723.60-68,263,085.40-30,203,222.80

Finding the Fourth Proportional to 45,508,723.60, 68,263,085.40 and 30,203,222.80

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Solution

The fourth proportional to 45,508,723.60, 68,263,085.40 and 30,203,222.80 is: 45,304,834.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,508,723.60 : 68,263,085.40 = 30,203,222.80 : x
  2. Step 2: Convert to fraction form
    45,508,723.60/68,263,085.40 = 30,203,222.80/x
  3. Step 3: Cross multiply
    45,508,723.60x = 68,263,085.40 × 30,203,222.80
  4. Step 4: Simplify right side
    45,508,723.60x = 2,061,765,177,351,627.25
  5. Step 5: Solve for x
    x = 2,061,765,177,351,627.25/45,508,723.60
  6. Step 6: Final answer
    x = 45,304,834.20

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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.