Home / 609,266,246.90-913,854,670.11-194,631,738.78

Finding the Fourth Proportional to 609,266,246.90, 913,854,670.11 and 194,631,738.78

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Solution

The fourth proportional to 609,266,246.90, 913,854,670.11 and 194,631,738.78 is: 291,933,328.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,266,246.90 : 913,854,670.11 = 194,631,738.78 : x
  2. Step 2: Convert to fraction form
    609,266,246.90/913,854,670.11 = 194,631,738.78/x
  3. Step 3: Cross multiply
    609,266,246.90x = 913,854,670.11 × 194,631,738.78
  4. Step 4: Simplify right side
    609,266,246.90x = 177,865,123,435,732,608
  5. Step 5: Solve for x
    x = 177,865,123,435,732,608/609,266,246.90
  6. Step 6: Final answer
    x = 291,933,328.56

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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.