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Finding the Third Proportional to 4,088,762,865 and 8,893,919,292

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Solution

The third proportional to 4,088,762,865 and 8,893,919,292 is: 19,346,145,272.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,088,762,865 : 8,893,919,292 = 8,893,919,292 : x
  2. Step 2: Convert to fraction form
    4,088,762,865/8,893,919,292 = 8,893,919,292/x
  3. Step 3: Cross multiply
    4,088,762,865x = 8,893,919,292 × 8,893,919,292
  4. Step 4: Simplify right side
    4,088,762,865x = 79,101,800,372,609,777,664
  5. Step 5: Solve for x
    x = 79,101,800,372,609,777,664/4,088,762,865
  6. Step 6: Final answer
    x = 19,346,145,272.87

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.