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Finding the Third Proportional to 824,372,782 and 1,777,882,078

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Solution

The third proportional to 824,372,782 and 1,777,882,078 is: 3,834,266,186.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,372,782 : 1,777,882,078 = 1,777,882,078 : x
  2. Step 2: Convert to fraction form
    824,372,782/1,777,882,078 = 1,777,882,078/x
  3. Step 3: Cross multiply
    824,372,782x = 1,777,882,078 × 1,777,882,078
  4. Step 4: Simplify right side
    824,372,782x = 3,160,864,683,273,597,952
  5. Step 5: Solve for x
    x = 3,160,864,683,273,597,952/824,372,782
  6. Step 6: Final answer
    x = 3,834,266,186.72

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.