Home / 204,593,788.17-307,084,702.77-126,634,873.64

Finding the Fourth Proportional to 204,593,788.17, 307,084,702.77 and 126,634,873.64

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Solution

The fourth proportional to 204,593,788.17, 307,084,702.77 and 126,634,873.64 is: 190,072,400.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,593,788.17 : 307,084,702.77 = 126,634,873.64 : x
  2. Step 2: Convert to fraction form
    204,593,788.17/307,084,702.77 = 126,634,873.64/x
  3. Step 3: Cross multiply
    204,593,788.17x = 307,084,702.77 × 126,634,873.64
  4. Step 4: Simplify right side
    204,593,788.17x = 38,887,632,530,520,480
  5. Step 5: Solve for x
    x = 38,887,632,530,520,480/204,593,788.17
  6. Step 6: Final answer
    x = 190,072,400.92

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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.