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Finding the Third Proportional to 5,553,121,187 and 12,011,992,201

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Solution

The third proportional to 5,553,121,187 and 12,011,992,201 is: 25,983,217,685.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553,121,187 : 12,011,992,201 = 12,011,992,201 : x
  2. Step 2: Convert to fraction form
    5,553,121,187/12,011,992,201 = 12,011,992,201/x
  3. Step 3: Cross multiply
    5,553,121,187x = 12,011,992,201 × 12,011,992,201
  4. Step 4: Simplify right side
    5,553,121,187x = 144,287,956,636,884,828,160
  5. Step 5: Solve for x
    x = 144,287,956,636,884,828,160/5,553,121,187
  6. Step 6: Final answer
    x = 25,983,217,685.70

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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.