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Finding the Third Proportional to 1,405,263,496 and 3,124,723,852

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Solution

The third proportional to 1,405,263,496 and 3,124,723,852 is: 6,948,091,357.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,263,496 : 3,124,723,852 = 3,124,723,852 : x
  2. Step 2: Convert to fraction form
    1,405,263,496/3,124,723,852 = 3,124,723,852/x
  3. Step 3: Cross multiply
    1,405,263,496x = 3,124,723,852 × 3,124,723,852
  4. Step 4: Simplify right side
    1,405,263,496x = 9,763,899,151,257,718,784
  5. Step 5: Solve for x
    x = 9,763,899,151,257,718,784/1,405,263,496
  6. Step 6: Final answer
    x = 6,948,091,357.28

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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.