Home / 531,587,245.60-797,231,569.20-168,192,992.80

Finding the Fourth Proportional to 531,587,245.60, 797,231,569.20 and 168,192,992.80

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Solution

The fourth proportional to 531,587,245.60, 797,231,569.20 and 168,192,992.80 is: 252,242,251.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,587,245.60 : 797,231,569.20 = 168,192,992.80 : x
  2. Step 2: Convert to fraction form
    531,587,245.60/797,231,569.20 = 168,192,992.80/x
  3. Step 3: Cross multiply
    531,587,245.60x = 797,231,569.20 × 168,192,992.80
  4. Step 4: Simplify right side
    531,587,245.60x = 134,088,763,578,388,320
  5. Step 5: Solve for x
    x = 134,088,763,578,388,320/531,587,245.60
  6. Step 6: Final answer
    x = 252,242,251.27

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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.