Home / 120,011,361.75-261,828,294.75

Finding the Third Proportional to 120,011,361.75 and 261,828,294.75

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Solution

The third proportional to 120,011,361.75 and 261,828,294.75 is: 571,229,714.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,011,361.75 : 261,828,294.75 = 261,828,294.75 : x
  2. Step 2: Convert to fraction form
    120,011,361.75/261,828,294.75 = 261,828,294.75/x
  3. Step 3: Cross multiply
    120,011,361.75x = 261,828,294.75 × 261,828,294.75
  4. Step 4: Simplify right side
    120,011,361.75x = 68,554,055,931,692,880
  5. Step 5: Solve for x
    x = 68,554,055,931,692,880/120,011,361.75
  6. Step 6: Final answer
    x = 571,229,714.69

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.