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Finding the Third Proportional to 15,665,472,496 and 33,811,787,048

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Solution

The third proportional to 15,665,472,496 and 33,811,787,048 is: 72,978,133,514.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,665,472,496 : 33,811,787,048 = 33,811,787,048 : x
  2. Step 2: Convert to fraction form
    15,665,472,496/33,811,787,048 = 33,811,787,048/x
  3. Step 3: Cross multiply
    15,665,472,496x = 33,811,787,048 × 33,811,787,048
  4. Step 4: Simplify right side
    15,665,472,496x = 1,143,236,943,379,300,614,144
  5. Step 5: Solve for x
    x = 1,143,236,943,379,300,614,144/15,665,472,496
  6. Step 6: Final answer
    x = 72,978,133,514.40

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.