Home / 732,665,383.52-1,099,039,969.12-207,993,446.56

Finding the Fourth Proportional to 732,665,383.52, 1,099,039,969.12 and 207,993,446.56

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Solution

The fourth proportional to 732,665,383.52, 1,099,039,969.12 and 207,993,446.56 is: 312,002,062.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,665,383.52 : 1,099,039,969.12 = 207,993,446.56 : x
  2. Step 2: Convert to fraction form
    732,665,383.52/1,099,039,969.12 = 207,993,446.56/x
  3. Step 3: Cross multiply
    732,665,383.52x = 1,099,039,969.12 × 207,993,446.56
  4. Step 4: Simplify right side
    732,665,383.52x = 228,593,111,084,464,736
  5. Step 5: Solve for x
    x = 228,593,111,084,464,736/732,665,383.52
  6. Step 6: Final answer
    x = 312,002,062.91

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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.