Home / 213,174,069.60-319,761,104.40-200,260,053.30

Finding the Fourth Proportional to 213,174,069.60, 319,761,104.40 and 200,260,053.30

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Solution

The fourth proportional to 213,174,069.60, 319,761,104.40 and 200,260,053.30 is: 300,390,079.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,174,069.60 : 319,761,104.40 = 200,260,053.30 : x
  2. Step 2: Convert to fraction form
    213,174,069.60/319,761,104.40 = 200,260,053.30/x
  3. Step 3: Cross multiply
    213,174,069.60x = 319,761,104.40 × 200,260,053.30
  4. Step 4: Simplify right side
    213,174,069.60x = 64,035,375,810,410,864
  5. Step 5: Solve for x
    x = 64,035,375,810,410,864/213,174,069.60
  6. Step 6: Final answer
    x = 300,390,079.95

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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.