Home / 225,550,411.76-311,324,438.88-136,228,167.92

Finding the Fourth Proportional to 225,550,411.76, 311,324,438.88 and 136,228,167.92

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Solution

The fourth proportional to 225,550,411.76, 311,324,438.88 and 136,228,167.92 is: 188,034,052.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,550,411.76 : 311,324,438.88 = 136,228,167.92 : x
  2. Step 2: Convert to fraction form
    225,550,411.76/311,324,438.88 = 136,228,167.92/x
  3. Step 3: Cross multiply
    225,550,411.76x = 311,324,438.88 × 136,228,167.92
  4. Step 4: Simplify right side
    225,550,411.76x = 42,411,157,937,344,408
  5. Step 5: Solve for x
    x = 42,411,157,937,344,408/225,550,411.76
  6. Step 6: Final answer
    x = 188,034,052.37

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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.