Home / 140,722,396,718.25-194,197,032,605.52-76,493,121,026.97

Finding the Fourth Proportional to 140,722,396,718.25, 194,197,032,605.52 and 76,493,121,026.97

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Solution

The fourth proportional to 140,722,396,718.25, 194,197,032,605.52 and 76,493,121,026.97 is: 105,560,575,037.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,722,396,718.25 : 194,197,032,605.52 = 76,493,121,026.97 : x
  2. Step 2: Convert to fraction form
    140,722,396,718.25/194,197,032,605.52 = 76,493,121,026.97/x
  3. Step 3: Cross multiply
    140,722,396,718.25x = 194,197,032,605.52 × 76,493,121,026.97
  4. Step 4: Simplify right side
    140,722,396,718.25x = 14,854,737,118,172,480,012,288
  5. Step 5: Solve for x
    x = 14,854,737,118,172,480,012,288/140,722,396,718.25
  6. Step 6: Final answer
    x = 105,560,575,037.07

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1.5x scale

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.