Home / 136,487,716.74-204,731,575.92-45,611,305.74

Finding the Fourth Proportional to 136,487,716.74, 204,731,575.92 and 45,611,305.74

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Solution

The fourth proportional to 136,487,716.74, 204,731,575.92 and 45,611,305.74 is: 68,416,958.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,487,716.74 : 204,731,575.92 = 45,611,305.74 : x
  2. Step 2: Convert to fraction form
    136,487,716.74/204,731,575.92 = 45,611,305.74/x
  3. Step 3: Cross multiply
    136,487,716.74x = 204,731,575.92 × 45,611,305.74
  4. Step 4: Simplify right side
    136,487,716.74x = 9,338,074,503,919,142
  5. Step 5: Solve for x
    x = 9,338,074,503,919,142/136,487,716.74
  6. Step 6: Final answer
    x = 68,416,958.88

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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.