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Finding the Third Proportional to 12,510,954,692 and 18,357,428,670

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Solution

The third proportional to 12,510,954,692 and 18,357,428,670 is: 26,936,008,935.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,510,954,692 : 18,357,428,670 = 18,357,428,670 : x
  2. Step 2: Convert to fraction form
    12,510,954,692/18,357,428,670 = 18,357,428,670/x
  3. Step 3: Cross multiply
    12,510,954,692x = 18,357,428,670 × 18,357,428,670
  4. Step 4: Simplify right side
    12,510,954,692x = 336,995,187,374,137,999,360
  5. Step 5: Solve for x
    x = 336,995,187,374,137,999,360/12,510,954,692
  6. Step 6: Final answer
    x = 26,936,008,935.40

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.