Home / 252,364,150.80-378,546,226.20-108,756,982.80

Finding the Fourth Proportional to 252,364,150.80, 378,546,226.20 and 108,756,982.80

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Solution

The fourth proportional to 252,364,150.80, 378,546,226.20 and 108,756,982.80 is: 163,135,474.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,364,150.80 : 378,546,226.20 = 108,756,982.80 : x
  2. Step 2: Convert to fraction form
    252,364,150.80/378,546,226.20 = 108,756,982.80/x
  3. Step 3: Cross multiply
    252,364,150.80x = 378,546,226.20 × 108,756,982.80
  4. Step 4: Simplify right side
    252,364,150.80x = 41,169,545,411,838,304
  5. Step 5: Solve for x
    x = 41,169,545,411,838,304/252,364,150.80
  6. Step 6: Final answer
    x = 163,135,474.20

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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.