Home / 140,722,396,712.24-194,197,032,597.22-76,493,121,020.96

Finding the Fourth Proportional to 140,722,396,712.24, 194,197,032,597.22 and 76,493,121,020.96

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Solution

The fourth proportional to 140,722,396,712.24, 194,197,032,597.22 and 76,493,121,020.96 is: 105,560,575,028.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,722,396,712.24 : 194,197,032,597.22 = 76,493,121,020.96 : x
  2. Step 2: Convert to fraction form
    140,722,396,712.24/194,197,032,597.22 = 76,493,121,020.96/x
  3. Step 3: Cross multiply
    140,722,396,712.24x = 194,197,032,597.22 × 76,493,121,020.96
  4. Step 4: Simplify right side
    140,722,396,712.24x = 14,854,737,116,369,493,426,176
  5. Step 5: Solve for x
    x = 14,854,737,116,369,493,426,176/140,722,396,712.24
  6. Step 6: Final answer
    x = 105,560,575,028.76

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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.