Home / 217,828,891.40-326,735,463.90-88,432,849.40

Finding the Fourth Proportional to 217,828,891.40, 326,735,463.90 and 88,432,849.40

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Solution

The fourth proportional to 217,828,891.40, 326,735,463.90 and 88,432,849.40 is: 132,646,077.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,828,891.40 : 326,735,463.90 = 88,432,849.40 : x
  2. Step 2: Convert to fraction form
    217,828,891.40/326,735,463.90 = 88,432,849.40/x
  3. Step 3: Cross multiply
    217,828,891.40x = 326,735,463.90 × 88,432,849.40
  4. Step 4: Simplify right side
    217,828,891.40x = 28,894,148,072,707,836
  5. Step 5: Solve for x
    x = 28,894,148,072,707,836/217,828,891.40
  6. Step 6: Final answer
    x = 132,646,077.79

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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.