Home / 67,956,523,227.36-101,935,107,248.58-20,792,921,889.78

Finding the Fourth Proportional to 67,956,523,227.36, 101,935,107,248.58 and 20,792,921,889.78

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Solution

The fourth proportional to 67,956,523,227.36, 101,935,107,248.58 and 20,792,921,889.78 is: 31,189,481,482.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,956,523,227.36 : 101,935,107,248.58 = 20,792,921,889.78 : x
  2. Step 2: Convert to fraction form
    67,956,523,227.36/101,935,107,248.58 = 20,792,921,889.78/x
  3. Step 3: Cross multiply
    67,956,523,227.36x = 101,935,107,248.58 × 20,792,921,889.78
  4. Step 4: Simplify right side
    67,956,523,227.36x = 2,119,528,722,846,070,865,920
  5. Step 5: Solve for x
    x = 2,119,528,722,846,070,865,920/67,956,523,227.36
  6. Step 6: Final answer
    x = 31,189,481,482.96

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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.