Home / 677,501,282.88-1,016,335,905.12-192,864,882.24

Finding the Fourth Proportional to 677,501,282.88, 1,016,335,905.12 and 192,864,882.24

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Solution

The fourth proportional to 677,501,282.88, 1,016,335,905.12 and 192,864,882.24 is: 289,321,230.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,501,282.88 : 1,016,335,905.12 = 192,864,882.24 : x
  2. Step 2: Convert to fraction form
    677,501,282.88/1,016,335,905.12 = 192,864,882.24/x
  3. Step 3: Cross multiply
    677,501,282.88x = 1,016,335,905.12 × 192,864,882.24
  4. Step 4: Simplify right side
    677,501,282.88x = 196,015,504,657,252,608
  5. Step 5: Solve for x
    x = 196,015,504,657,252,608/677,501,282.88
  6. Step 6: Final answer
    x = 289,321,230.25

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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.