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Finding the Third Proportional to 3,160,926,579 and 7,028,586,417

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Solution

The third proportional to 3,160,926,579 and 7,028,586,417 is: 15,628,653,746.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160,926,579 : 7,028,586,417 = 7,028,586,417 : x
  2. Step 2: Convert to fraction form
    3,160,926,579/7,028,586,417 = 7,028,586,417/x
  3. Step 3: Cross multiply
    3,160,926,579x = 7,028,586,417 × 7,028,586,417
  4. Step 4: Simplify right side
    3,160,926,579x = 49,401,027,021,236,895,744
  5. Step 5: Solve for x
    x = 49,401,027,021,236,895,744/3,160,926,579
  6. Step 6: Final answer
    x = 15,628,653,746.48

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.