Home / 194,187,541.76-291,396,232.89-71,452,049.86

Finding the Fourth Proportional to 194,187,541.76, 291,396,232.89 and 71,452,049.86

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Solution

The fourth proportional to 194,187,541.76, 291,396,232.89 and 71,452,049.86 is: 107,220,360.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,187,541.76 : 291,396,232.89 = 71,452,049.86 : x
  2. Step 2: Convert to fraction form
    194,187,541.76/291,396,232.89 = 71,452,049.86/x
  3. Step 3: Cross multiply
    194,187,541.76x = 291,396,232.89 × 71,452,049.86
  4. Step 4: Simplify right side
    194,187,541.76x = 20,820,858,161,836,696
  5. Step 5: Solve for x
    x = 20,820,858,161,836,696/194,187,541.76
  6. Step 6: Final answer
    x = 107,220,360.14

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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.