Home / 252,364,615.80-378,546,923.70-108,757,447.80

Finding the Fourth Proportional to 252,364,615.80, 378,546,923.70 and 108,757,447.80

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Solution

The fourth proportional to 252,364,615.80, 378,546,923.70 and 108,757,447.80 is: 163,136,171.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,364,615.80 : 378,546,923.70 = 108,757,447.80 : x
  2. Step 2: Convert to fraction form
    252,364,615.80/378,546,923.70 = 108,757,447.80/x
  3. Step 3: Cross multiply
    252,364,615.80x = 378,546,923.70 × 108,757,447.80
  4. Step 4: Simplify right side
    252,364,615.80x = 41,169,797,294,153,328
  5. Step 5: Solve for x
    x = 41,169,797,294,153,328/252,364,615.80
  6. Step 6: Final answer
    x = 163,136,171.70

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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.