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Finding the Third Proportional to 8,921,931,699 and 13,497,833,610

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Solution

The third proportional to 8,921,931,699 and 13,497,833,610 is: 20,420,635,161.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,921,931,699 : 13,497,833,610 = 13,497,833,610 : x
  2. Step 2: Convert to fraction form
    8,921,931,699/13,497,833,610 = 13,497,833,610/x
  3. Step 3: Cross multiply
    8,921,931,699x = 13,497,833,610 × 13,497,833,610
  4. Step 4: Simplify right side
    8,921,931,699x = 182,191,512,163,245,621,248
  5. Step 5: Solve for x
    x = 182,191,512,163,245,621,248/8,921,931,699
  6. Step 6: Final answer
    x = 20,420,635,161.74

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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.