Home / 21,206,871,222-31,626,403,318.50

Finding the Third Proportional to 21,206,871,222 and 31,626,403,318.50

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Solution

The third proportional to 21,206,871,222 and 31,626,403,318.50 is: 47,165,344,495.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,206,871,222 : 31,626,403,318.50 = 31,626,403,318.50 : x
  2. Step 2: Convert to fraction form
    21,206,871,222/31,626,403,318.50 = 31,626,403,318.50/x
  3. Step 3: Cross multiply
    21,206,871,222x = 31,626,403,318.50 × 31,626,403,318.50
  4. Step 4: Simplify right side
    21,206,871,222x = 1,000,229,386,864,427,794,432
  5. Step 5: Solve for x
    x = 1,000,229,386,864,427,794,432/21,206,871,222
  6. Step 6: Final answer
    x = 47,165,344,495.83

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.