Home / 215,784,834.40-323,677,251.60-146,910,080.80

Finding the Fourth Proportional to 215,784,834.40, 323,677,251.60 and 146,910,080.80

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Solution

The fourth proportional to 215,784,834.40, 323,677,251.60 and 146,910,080.80 is: 220,365,121.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,784,834.40 : 323,677,251.60 = 146,910,080.80 : x
  2. Step 2: Convert to fraction form
    215,784,834.40/323,677,251.60 = 146,910,080.80/x
  3. Step 3: Cross multiply
    215,784,834.40x = 323,677,251.60 × 146,910,080.80
  4. Step 4: Simplify right side
    215,784,834.40x = 47,551,451,185,677,936
  5. Step 5: Solve for x
    x = 47,551,451,185,677,936/215,784,834.40
  6. Step 6: Final answer
    x = 220,365,121.20

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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.