Home / 227,181,123.20-340,771,684.80-90,964,265.60

Finding the Fourth Proportional to 227,181,123.20, 340,771,684.80 and 90,964,265.60

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Solution

The fourth proportional to 227,181,123.20, 340,771,684.80 and 90,964,265.60 is: 136,446,398.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,181,123.20 : 340,771,684.80 = 90,964,265.60 : x
  2. Step 2: Convert to fraction form
    227,181,123.20/340,771,684.80 = 90,964,265.60/x
  3. Step 3: Cross multiply
    227,181,123.20x = 340,771,684.80 × 90,964,265.60
  4. Step 4: Simplify right side
    227,181,123.20x = 30,998,046,045,106,680
  5. Step 5: Solve for x
    x = 30,998,046,045,106,680/227,181,123.20
  6. Step 6: Final answer
    x = 136,446,398.40

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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.