Home / 65,615,658.40-98,422,969.20-17,093,418.40

Finding the Fourth Proportional to 65,615,658.40, 98,422,969.20 and 17,093,418.40

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Solution

The fourth proportional to 65,615,658.40, 98,422,969.20 and 17,093,418.40 is: 25,639,992.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,615,658.40 : 98,422,969.20 = 17,093,418.40 : x
  2. Step 2: Convert to fraction form
    65,615,658.40/98,422,969.20 = 17,093,418.40/x
  3. Step 3: Cross multiply
    65,615,658.40x = 98,422,969.20 × 17,093,418.40
  4. Step 4: Simplify right side
    65,615,658.40x = 1,682,384,992,705,913.25
  5. Step 5: Solve for x
    x = 1,682,384,992,705,913.25/65,615,658.40
  6. Step 6: Final answer
    x = 25,639,992.55

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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.