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Finding the Fourth Proportional to 177,149,662.80, 265,724,494.20 and 49,498,846.80

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Solution

The fourth proportional to 177,149,662.80, 265,724,494.20 and 49,498,846.80 is: 74,248,270.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,149,662.80 : 265,724,494.20 = 49,498,846.80 : x
  2. Step 2: Convert to fraction form
    177,149,662.80/265,724,494.20 = 49,498,846.80/x
  3. Step 3: Cross multiply
    177,149,662.80x = 265,724,494.20 × 49,498,846.80
  4. Step 4: Simplify right side
    177,149,662.80x = 13,153,056,029,413,288
  5. Step 5: Solve for x
    x = 13,153,056,029,413,288/177,149,662.80
  6. Step 6: Final answer
    x = 74,248,270.20

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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.