Home / 99,905,561,412.75-215,734,336,642.12

Finding the Third Proportional to 99,905,561,412.75 and 215,734,336,642.12

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Solution

The third proportional to 99,905,561,412.75 and 215,734,336,642.12 is: 465,852,985,041.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,905,561,412.75 : 215,734,336,642.12 = 215,734,336,642.12 : x
  2. Step 2: Convert to fraction form
    99,905,561,412.75/215,734,336,642.12 = 215,734,336,642.12/x
  3. Step 3: Cross multiply
    99,905,561,412.75x = 215,734,336,642.12 × 215,734,336,642.12
  4. Step 4: Simplify right side
    99,905,561,412.75x = 46,541,304,006,415,560,474,624
  5. Step 5: Solve for x
    x = 46,541,304,006,415,560,474,624/99,905,561,412.75
  6. Step 6: Final answer
    x = 465,852,985,041.89

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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.