Home / 158,976,207.20-238,464,310.80-147,497,081.60

Finding the Fourth Proportional to 158,976,207.20, 238,464,310.80 and 147,497,081.60

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Solution

The fourth proportional to 158,976,207.20, 238,464,310.80 and 147,497,081.60 is: 221,245,622.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,976,207.20 : 238,464,310.80 = 147,497,081.60 : x
  2. Step 2: Convert to fraction form
    158,976,207.20/238,464,310.80 = 147,497,081.60/x
  3. Step 3: Cross multiply
    158,976,207.20x = 238,464,310.80 × 147,497,081.60
  4. Step 4: Simplify right side
    158,976,207.20x = 35,172,789,908,755,360
  5. Step 5: Solve for x
    x = 35,172,789,908,755,360/158,976,207.20
  6. Step 6: Final answer
    x = 221,245,622.40

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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.