Home / 217,522,700.13-326,280,853.18-53,760,470.82

Finding the Fourth Proportional to 217,522,700.13, 326,280,853.18 and 53,760,470.82

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Solution

The fourth proportional to 217,522,700.13, 326,280,853.18 and 53,760,470.82 is: 80,639,916.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,522,700.13 : 326,280,853.18 = 53,760,470.82 : x
  2. Step 2: Convert to fraction form
    217,522,700.13/326,280,853.18 = 53,760,470.82/x
  3. Step 3: Cross multiply
    217,522,700.13x = 326,280,853.18 × 53,760,470.82
  4. Step 4: Simplify right side
    217,522,700.13x = 17,541,012,285,351,204
  5. Step 5: Solve for x
    x = 17,541,012,285,351,204/217,522,700.13
  6. Step 6: Final answer
    x = 80,639,916.08

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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.