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Finding the Fourth Proportional to 269,952,005.80, 404,928,008.70 and 124,385,285.80

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Solution

The fourth proportional to 269,952,005.80, 404,928,008.70 and 124,385,285.80 is: 186,577,928.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,952,005.80 : 404,928,008.70 = 124,385,285.80 : x
  2. Step 2: Convert to fraction form
    269,952,005.80/404,928,008.70 = 124,385,285.80/x
  3. Step 3: Cross multiply
    269,952,005.80x = 404,928,008.70 × 124,385,285.80
  4. Step 4: Simplify right side
    269,952,005.80x = 50,367,086,090,574,384
  5. Step 5: Solve for x
    x = 50,367,086,090,574,384/269,952,005.80
  6. Step 6: Final answer
    x = 186,577,928.70

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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.