Home / 382,002,078.40-573,003,117.60-136,476,336.40

Finding the Fourth Proportional to 382,002,078.40, 573,003,117.60 and 136,476,336.40

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Solution

The fourth proportional to 382,002,078.40, 573,003,117.60 and 136,476,336.40 is: 204,714,504.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,002,078.40 : 573,003,117.60 = 136,476,336.40 : x
  2. Step 2: Convert to fraction form
    382,002,078.40/573,003,117.60 = 136,476,336.40/x
  3. Step 3: Cross multiply
    382,002,078.40x = 573,003,117.60 × 136,476,336.40
  4. Step 4: Simplify right side
    382,002,078.40x = 78,201,366,235,826,368
  5. Step 5: Solve for x
    x = 78,201,366,235,826,368/382,002,078.40
  6. Step 6: Final answer
    x = 204,714,504.60

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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.