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Finding the Fourth Proportional to 162,855,393.60, 244,318,519.80 and 53,661,982.80

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Solution

The fourth proportional to 162,855,393.60, 244,318,519.80 and 53,661,982.80 is: 80,504,648.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,855,393.60 : 244,318,519.80 = 53,661,982.80 : x
  2. Step 2: Convert to fraction form
    162,855,393.60/244,318,519.80 = 53,661,982.80/x
  3. Step 3: Cross multiply
    162,855,393.60x = 244,318,519.80 × 53,661,982.80
  4. Step 4: Simplify right side
    162,855,393.60x = 13,110,616,207,229,060
  5. Step 5: Solve for x
    x = 13,110,616,207,229,060/162,855,393.60
  6. Step 6: Final answer
    x = 80,504,648.43

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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.