Home / 42,564,332,630.69-63,846,560,394.38-17,382,049,523.78

Finding the Fourth Proportional to 42,564,332,630.69, 63,846,560,394.38 and 17,382,049,523.78

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Solution

The fourth proportional to 42,564,332,630.69, 63,846,560,394.38 and 17,382,049,523.78 is: 26,073,099,379.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,564,332,630.69 : 63,846,560,394.38 = 17,382,049,523.78 : x
  2. Step 2: Convert to fraction form
    42,564,332,630.69/63,846,560,394.38 = 17,382,049,523.78/x
  3. Step 3: Cross multiply
    42,564,332,630.69x = 63,846,560,394.38 × 17,382,049,523.78
  4. Step 4: Simplify right side
    42,564,332,630.69x = 1,109,784,074,697,717,841,920
  5. Step 5: Solve for x
    x = 1,109,784,074,697,717,841,920/42,564,332,630.69
  6. Step 6: Final answer
    x = 26,073,099,379.40

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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.