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Finding the Third Proportional to 30,496,914 and 66,965,796

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Solution

The third proportional to 30,496,914 and 66,965,796 is: 147,044,970.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,496,914 : 66,965,796 = 66,965,796 : x
  2. Step 2: Convert to fraction form
    30,496,914/66,965,796 = 66,965,796/x
  3. Step 3: Cross multiply
    30,496,914x = 66,965,796 × 66,965,796
  4. Step 4: Simplify right side
    30,496,914x = 4,484,417,833,913,616
  5. Step 5: Solve for x
    x = 4,484,417,833,913,616/30,496,914
  6. Step 6: Final answer
    x = 147,044,970.97

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.