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Finding the Third Proportional to 8,956,474,674 and 19,435,369,620

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Solution

The third proportional to 8,956,474,674 and 19,435,369,620 is: 42,174,360,562.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,956,474,674 : 19,435,369,620 = 19,435,369,620 : x
  2. Step 2: Convert to fraction form
    8,956,474,674/19,435,369,620 = 19,435,369,620/x
  3. Step 3: Cross multiply
    8,956,474,674x = 19,435,369,620 × 19,435,369,620
  4. Step 4: Simplify right side
    8,956,474,674x = 377,733,592,266,018,914,304
  5. Step 5: Solve for x
    x = 377,733,592,266,018,914,304/8,956,474,674
  6. Step 6: Final answer
    x = 42,174,360,562.04

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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.