Home / 141,922,191.57-212,882,394.05-76,374,205.44

Finding the Fourth Proportional to 141,922,191.57, 212,882,394.05 and 76,374,205.44

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Solution

The fourth proportional to 141,922,191.57, 212,882,394.05 and 76,374,205.44 is: 114,560,827.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,922,191.57 : 212,882,394.05 = 76,374,205.44 : x
  2. Step 2: Convert to fraction form
    141,922,191.57/212,882,394.05 = 76,374,205.44/x
  3. Step 3: Cross multiply
    141,922,191.57x = 212,882,394.05 × 76,374,205.44
  4. Step 4: Simplify right side
    141,922,191.57x = 16,258,723,697,733,734
  5. Step 5: Solve for x
    x = 16,258,723,697,733,734/141,922,191.57
  6. Step 6: Final answer
    x = 114,560,827.44

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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.