Home / 295,561,608.20-442,586,585.10-218,467,233.80

Finding the Fourth Proportional to 295,561,608.20, 442,586,585.10 and 218,467,233.80

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Solution

The fourth proportional to 295,561,608.20, 442,586,585.10 and 218,467,233.80 is: 327,142,173.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,561,608.20 : 442,586,585.10 = 218,467,233.80 : x
  2. Step 2: Convert to fraction form
    295,561,608.20/442,586,585.10 = 218,467,233.80/x
  3. Step 3: Cross multiply
    295,561,608.20x = 442,586,585.10 × 218,467,233.80
  4. Step 4: Simplify right side
    295,561,608.20x = 96,690,666,963,785,312
  5. Step 5: Solve for x
    x = 96,690,666,963,785,312/295,561,608.20
  6. Step 6: Final answer
    x = 327,142,173.68

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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.