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Finding the Third Proportional to 5,553,121,185 and 12,011,992,197

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Solution

The third proportional to 5,553,121,185 and 12,011,992,197 is: 25,983,217,677.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553,121,185 : 12,011,992,197 = 12,011,992,197 : x
  2. Step 2: Convert to fraction form
    5,553,121,185/12,011,992,197 = 12,011,992,197/x
  3. Step 3: Cross multiply
    5,553,121,185x = 12,011,992,197 × 12,011,992,197
  4. Step 4: Simplify right side
    5,553,121,185x = 144,287,956,540,788,883,456
  5. Step 5: Solve for x
    x = 144,287,956,540,788,883,456/5,553,121,185
  6. Step 6: Final answer
    x = 25,983,217,677.75

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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.