Home / 711,530,141.49-1,067,601,975.44-275,138,066.61

Finding the Fourth Proportional to 711,530,141.49, 1,067,601,975.44 and 275,138,066.61

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Solution

The fourth proportional to 711,530,141.49, 1,067,601,975.44 and 275,138,066.61 is: 412,825,720.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,530,141.49 : 1,067,601,975.44 = 275,138,066.61 : x
  2. Step 2: Convert to fraction form
    711,530,141.49/1,067,601,975.44 = 275,138,066.61/x
  3. Step 3: Cross multiply
    711,530,141.49x = 1,067,601,975.44 × 275,138,066.61
  4. Step 4: Simplify right side
    711,530,141.49x = 293,737,943,430,202,624
  5. Step 5: Solve for x
    x = 293,737,943,430,202,624/711,530,141.49
  6. Step 6: Final answer
    x = 412,825,720.66

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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.