Home / 125,412,656.15-188,180,613.89-56,374,238.41

Finding the Fourth Proportional to 125,412,656.15, 188,180,613.89 and 56,374,238.41

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Solution

The fourth proportional to 125,412,656.15, 188,180,613.89 and 56,374,238.41 is: 84,589,060.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,412,656.15 : 188,180,613.89 = 56,374,238.41 : x
  2. Step 2: Convert to fraction form
    125,412,656.15/188,180,613.89 = 56,374,238.41/x
  3. Step 3: Cross multiply
    125,412,656.15x = 188,180,613.89 × 56,374,238.41
  4. Step 4: Simplify right side
    125,412,656.15x = 10,608,538,791,575,016
  5. Step 5: Solve for x
    x = 10,608,538,791,575,016/125,412,656.15
  6. Step 6: Final answer
    x = 84,589,060.76

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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.