Home / 164,482,652.80-246,723,979.20-138,654,620.20

Finding the Fourth Proportional to 164,482,652.80, 246,723,979.20 and 138,654,620.20

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Solution

The fourth proportional to 164,482,652.80, 246,723,979.20 and 138,654,620.20 is: 207,981,930.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,482,652.80 : 246,723,979.20 = 138,654,620.20 : x
  2. Step 2: Convert to fraction form
    164,482,652.80/246,723,979.20 = 138,654,620.20/x
  3. Step 3: Cross multiply
    164,482,652.80x = 246,723,979.20 × 138,654,620.20
  4. Step 4: Simplify right side
    164,482,652.80x = 34,209,419,630,208,696
  5. Step 5: Solve for x
    x = 34,209,419,630,208,696/164,482,652.80
  6. Step 6: Final answer
    x = 207,981,930.30

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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.