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Finding the Third Proportional to 1,399,887,281 and 2,999,449,359

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Solution

The third proportional to 1,399,887,281 and 2,999,449,359 is: 6,426,729,194.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,887,281 : 2,999,449,359 = 2,999,449,359 : x
  2. Step 2: Convert to fraction form
    1,399,887,281/2,999,449,359 = 2,999,449,359/x
  3. Step 3: Cross multiply
    1,399,887,281x = 2,999,449,359 × 2,999,449,359
  4. Step 4: Simplify right side
    1,399,887,281x = 8,996,696,457,205,511,168
  5. Step 5: Solve for x
    x = 8,996,696,457,205,511,168/1,399,887,281
  6. Step 6: Final answer
    x = 6,426,729,194.07

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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.