Home / 269,588,380.80-404,382,571.20-147,144,374.40

Finding the Fourth Proportional to 269,588,380.80, 404,382,571.20 and 147,144,374.40

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Solution

The fourth proportional to 269,588,380.80, 404,382,571.20 and 147,144,374.40 is: 220,716,561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,588,380.80 : 404,382,571.20 = 147,144,374.40 : x
  2. Step 2: Convert to fraction form
    269,588,380.80/404,382,571.20 = 147,144,374.40/x
  3. Step 3: Cross multiply
    269,588,380.80x = 404,382,571.20 × 147,144,374.40
  4. Step 4: Simplify right side
    269,588,380.80x = 59,502,620,457,487,456
  5. Step 5: Solve for x
    x = 59,502,620,457,487,456/269,588,380.80
  6. Step 6: Final answer
    x = 220,716,561.60

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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.