Home / 194,219,839.60-291,245,778.60-97,138,034.80

Finding the Fourth Proportional to 194,219,839.60, 291,245,778.60 and 97,138,034.80

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Solution

The fourth proportional to 194,219,839.60, 291,245,778.60 and 97,138,034.80 is: 145,665,049.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,219,839.60 : 291,245,778.60 = 97,138,034.80 : x
  2. Step 2: Convert to fraction form
    194,219,839.60/291,245,778.60 = 97,138,034.80/x
  3. Step 3: Cross multiply
    194,219,839.60x = 291,245,778.60 × 97,138,034.80
  4. Step 4: Simplify right side
    194,219,839.60x = 28,291,042,576,999,896
  5. Step 5: Solve for x
    x = 28,291,042,576,999,896/194,219,839.60
  6. Step 6: Final answer
    x = 145,665,049.64

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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.