Home / 382,002,021.90-573,003,032.85-136,476,279.90

Finding the Fourth Proportional to 382,002,021.90, 573,003,032.85 and 136,476,279.90

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Solution

The fourth proportional to 382,002,021.90, 573,003,032.85 and 136,476,279.90 is: 204,714,419.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,002,021.90 : 573,003,032.85 = 136,476,279.90 : x
  2. Step 2: Convert to fraction form
    382,002,021.90/573,003,032.85 = 136,476,279.90/x
  3. Step 3: Cross multiply
    382,002,021.90x = 573,003,032.85 × 136,476,279.90
  4. Step 4: Simplify right side
    382,002,021.90x = 78,201,322,294,785,504
  5. Step 5: Solve for x
    x = 78,201,322,294,785,504/382,002,021.90
  6. Step 6: Final answer
    x = 204,714,419.85

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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.