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Finding the Third Proportional to 8,888,704,695.56 and 12,842,643,312.56

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Solution

The third proportional to 8,888,704,695.56 and 12,842,643,312.56 is: 18,555,401,816.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,888,704,695.56 : 12,842,643,312.56 = 12,842,643,312.56 : x
  2. Step 2: Convert to fraction form
    8,888,704,695.56/12,842,643,312.56 = 12,842,643,312.56/x
  3. Step 3: Cross multiply
    8,888,704,695.56x = 12,842,643,312.56 × 12,842,643,312.56
  4. Step 4: Simplify right side
    8,888,704,695.56x = 164,933,487,253,693,464,576
  5. Step 5: Solve for x
    x = 164,933,487,253,693,464,576/8,888,704,695.56
  6. Step 6: Final answer
    x = 18,555,401,816.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.