Home / 302,942,676.25-418,079,628.15-167,152,248.61

Finding the Fourth Proportional to 302,942,676.25, 418,079,628.15 and 167,152,248.61

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Solution

The fourth proportional to 302,942,676.25, 418,079,628.15 and 167,152,248.61 is: 230,680,440.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,942,676.25 : 418,079,628.15 = 167,152,248.61 : x
  2. Step 2: Convert to fraction form
    302,942,676.25/418,079,628.15 = 167,152,248.61/x
  3. Step 3: Cross multiply
    302,942,676.25x = 418,079,628.15 × 167,152,248.61
  4. Step 4: Simplify right side
    302,942,676.25x = 69,882,949,943,305,160
  5. Step 5: Solve for x
    x = 69,882,949,943,305,160/302,942,676.25
  6. Step 6: Final answer
    x = 230,680,440.30

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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.