Home / 157,464,200.90-236,196,301.35-80,794,979.30

Finding the Fourth Proportional to 157,464,200.90, 236,196,301.35 and 80,794,979.30

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Solution

The fourth proportional to 157,464,200.90, 236,196,301.35 and 80,794,979.30 is: 121,192,468.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,200.90 : 236,196,301.35 = 80,794,979.30 : x
  2. Step 2: Convert to fraction form
    157,464,200.90/236,196,301.35 = 80,794,979.30/x
  3. Step 3: Cross multiply
    157,464,200.90x = 236,196,301.35 × 80,794,979.30
  4. Step 4: Simplify right side
    157,464,200.90x = 19,083,475,278,309,812
  5. Step 5: Solve for x
    x = 19,083,475,278,309,812/157,464,200.90
  6. Step 6: Final answer
    x = 121,192,468.95

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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.