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Finding the Third Proportional to 30,497,036 and 62,617,552

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Solution

The third proportional to 30,497,036 and 62,617,552 is: 128,568,488.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,497,036 : 62,617,552 = 62,617,552 : x
  2. Step 2: Convert to fraction form
    30,497,036/62,617,552 = 62,617,552/x
  3. Step 3: Cross multiply
    30,497,036x = 62,617,552 × 62,617,552
  4. Step 4: Simplify right side
    30,497,036x = 3,920,957,818,472,704
  5. Step 5: Solve for x
    x = 3,920,957,818,472,704/30,497,036
  6. Step 6: Final answer
    x = 128,568,488.38

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.