Home / 141,922,203.24-212,882,411.52-76,374,217.11

Finding the Fourth Proportional to 141,922,203.24, 212,882,411.52 and 76,374,217.11

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Solution

The fourth proportional to 141,922,203.24, 212,882,411.52 and 76,374,217.11 is: 114,560,844.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,922,203.24 : 212,882,411.52 = 76,374,217.11 : x
  2. Step 2: Convert to fraction form
    141,922,203.24/212,882,411.52 = 76,374,217.11/x
  3. Step 3: Cross multiply
    141,922,203.24x = 212,882,411.52 × 76,374,217.11
  4. Step 4: Simplify right side
    141,922,203.24x = 16,258,727,516,328,846
  5. Step 5: Solve for x
    x = 16,258,727,516,328,846/141,922,203.24
  6. Step 6: Final answer
    x = 114,560,844.92

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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.