Home / 215,914,081.60-323,871,122.40-195,086,843.20

Finding the Fourth Proportional to 215,914,081.60, 323,871,122.40 and 195,086,843.20

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Solution

The fourth proportional to 215,914,081.60, 323,871,122.40 and 195,086,843.20 is: 292,630,264.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,914,081.60 : 323,871,122.40 = 195,086,843.20 : x
  2. Step 2: Convert to fraction form
    215,914,081.60/323,871,122.40 = 195,086,843.20/x
  3. Step 3: Cross multiply
    215,914,081.60x = 323,871,122.40 × 195,086,843.20
  4. Step 4: Simplify right side
    215,914,081.60x = 63,182,994,872,656,800
  5. Step 5: Solve for x
    x = 63,182,994,872,656,800/215,914,081.60
  6. Step 6: Final answer
    x = 292,630,264.80

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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.