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Finding the Third Proportional to 6,989,635,908 and 15,016,644,405

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Solution

The third proportional to 6,989,635,908 and 15,016,644,405 is: 32,261,996,498.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,989,635,908 : 15,016,644,405 = 15,016,644,405 : x
  2. Step 2: Convert to fraction form
    6,989,635,908/15,016,644,405 = 15,016,644,405/x
  3. Step 3: Cross multiply
    6,989,635,908x = 15,016,644,405 × 15,016,644,405
  4. Step 4: Simplify right side
    6,989,635,908x = 225,499,609,186,217,820,160
  5. Step 5: Solve for x
    x = 225,499,609,186,217,820,160/6,989,635,908
  6. Step 6: Final answer
    x = 32,261,996,498.00

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.