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Finding the Third Proportional to 8,354,877,004 and 12,639,946,524

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Solution

The third proportional to 8,354,877,004 and 12,639,946,524 is: 19,122,752,860.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,354,877,004 : 12,639,946,524 = 12,639,946,524 : x
  2. Step 2: Convert to fraction form
    8,354,877,004/12,639,946,524 = 12,639,946,524/x
  3. Step 3: Cross multiply
    8,354,877,004x = 12,639,946,524 × 12,639,946,524
  4. Step 4: Simplify right side
    8,354,877,004x = 159,768,248,129,579,679,744
  5. Step 5: Solve for x
    x = 159,768,248,129,579,679,744/8,354,877,004
  6. Step 6: Final answer
    x = 19,122,752,860.76

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.