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Finding the Third Proportional to 8,787,585,342 and 13,263,099,459

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Solution

The third proportional to 8,787,585,342 and 13,263,099,459 is: 20,017,991,338.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,787,585,342 : 13,263,099,459 = 13,263,099,459 : x
  2. Step 2: Convert to fraction form
    8,787,585,342/13,263,099,459 = 13,263,099,459/x
  3. Step 3: Cross multiply
    8,787,585,342x = 13,263,099,459 × 13,263,099,459
  4. Step 4: Simplify right side
    8,787,585,342x = 175,909,807,259,326,087,168
  5. Step 5: Solve for x
    x = 175,909,807,259,326,087,168/8,787,585,342
  6. Step 6: Final answer
    x = 20,017,991,338.14

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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.