Home / 1,722,129,952,578-2,376,540,288,065-930,204,045,672.55

Finding the Fourth Proportional to 1,722,129,952,578, 2,376,540,288,065 and 930,204,045,672.55

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Solution

The fourth proportional to 1,722,129,952,578, 2,376,540,288,065 and 930,204,045,672.55 is: 1,283,682,098,062.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722,129,952,578 : 2,376,540,288,065 = 930,204,045,672.55 : x
  2. Step 2: Convert to fraction form
    1,722,129,952,578/2,376,540,288,065 = 930,204,045,672.55/x
  3. Step 3: Cross multiply
    1,722,129,952,578x = 2,376,540,288,065 × 930,204,045,672.55
  4. Step 4: Simplify right side
    1,722,129,952,578x = 2,210,667,390,661,870,412,103,680
  5. Step 5: Solve for x
    x = 2,210,667,390,661,870,412,103,680/1,722,129,952,578
  6. Step 6: Final answer
    x = 1,283,682,098,062.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.