Home / 114,150,986.40-170,943,044.40-91,476,170.40

Finding the Fourth Proportional to 114,150,986.40, 170,943,044.40 and 91,476,170.40

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Solution

The fourth proportional to 114,150,986.40, 170,943,044.40 and 91,476,170.40 is: 136,987,121.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,150,986.40 : 170,943,044.40 = 91,476,170.40 : x
  2. Step 2: Convert to fraction form
    114,150,986.40/170,943,044.40 = 91,476,170.40/x
  3. Step 3: Cross multiply
    114,150,986.40x = 170,943,044.40 × 91,476,170.40
  4. Step 4: Simplify right side
    114,150,986.40x = 15,637,215,058,229,168
  5. Step 5: Solve for x
    x = 15,637,215,058,229,168/114,150,986.40
  6. Step 6: Final answer
    x = 136,987,121.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.