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Finding the Fourth Proportional to 329,447,679.48, 494,045,663.04 and 111,039,337.80

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Solution

The fourth proportional to 329,447,679.48, 494,045,663.04 and 111,039,337.80 is: 166,516,587.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,447,679.48 : 494,045,663.04 = 111,039,337.80 : x
  2. Step 2: Convert to fraction form
    329,447,679.48/494,045,663.04 = 111,039,337.80/x
  3. Step 3: Cross multiply
    329,447,679.48x = 494,045,663.04 × 111,039,337.80
  4. Step 4: Simplify right side
    329,447,679.48x = 54,858,503,266,923,536
  5. Step 5: Solve for x
    x = 54,858,503,266,923,536/329,447,679.48
  6. Step 6: Final answer
    x = 166,516,587.26

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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.