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Finding the Third Proportional to 790,528,856 and 1,717,144,472

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Solution

The third proportional to 790,528,856 and 1,717,144,472 is: 3,729,889,320.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,528,856 : 1,717,144,472 = 1,717,144,472 : x
  2. Step 2: Convert to fraction form
    790,528,856/1,717,144,472 = 1,717,144,472/x
  3. Step 3: Cross multiply
    790,528,856x = 1,717,144,472 × 1,717,144,472
  4. Step 4: Simplify right side
    790,528,856x = 2,948,585,137,720,158,720
  5. Step 5: Solve for x
    x = 2,948,585,137,720,158,720/790,528,856
  6. Step 6: Final answer
    x = 3,729,889,320.73

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.