Home / 68,532,198.60-102,798,297.90-65,508,889.80

Finding the Fourth Proportional to 68,532,198.60, 102,798,297.90 and 65,508,889.80

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Solution

The fourth proportional to 68,532,198.60, 102,798,297.90 and 65,508,889.80 is: 98,263,334.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,532,198.60 : 102,798,297.90 = 65,508,889.80 : x
  2. Step 2: Convert to fraction form
    68,532,198.60/102,798,297.90 = 65,508,889.80/x
  3. Step 3: Cross multiply
    68,532,198.60x = 102,798,297.90 × 65,508,889.80
  4. Step 4: Simplify right side
    68,532,198.60x = 6,734,202,368,758,672
  5. Step 5: Solve for x
    x = 6,734,202,368,758,672/68,532,198.60
  6. Step 6: Final answer
    x = 98,263,334.70

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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.