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Finding the Third Proportional to 1,329,313,222 and 2,908,795,918

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Solution

The third proportional to 1,329,313,222 and 2,908,795,918 is: 6,365,011,310.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,313,222 : 2,908,795,918 = 2,908,795,918 : x
  2. Step 2: Convert to fraction form
    1,329,313,222/2,908,795,918 = 2,908,795,918/x
  3. Step 3: Cross multiply
    1,329,313,222x = 2,908,795,918 × 2,908,795,918
  4. Step 4: Simplify right side
    1,329,313,222x = 8,461,093,692,573,462,528
  5. Step 5: Solve for x
    x = 8,461,093,692,573,462,528/1,329,313,222
  6. Step 6: Final answer
    x = 6,365,011,310.01

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.