Home / 107,009,163.40-160,513,745.10-55,990,827.40

Finding the Fourth Proportional to 107,009,163.40, 160,513,745.10 and 55,990,827.40

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Solution

The fourth proportional to 107,009,163.40, 160,513,745.10 and 55,990,827.40 is: 83,986,241.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,009,163.40 : 160,513,745.10 = 55,990,827.40 : x
  2. Step 2: Convert to fraction form
    107,009,163.40/160,513,745.10 = 55,990,827.40/x
  3. Step 3: Cross multiply
    107,009,163.40x = 160,513,745.10 × 55,990,827.40
  4. Step 4: Simplify right side
    107,009,163.40x = 8,987,297,397,221,695
  5. Step 5: Solve for x
    x = 8,987,297,397,221,695/107,009,163.40
  6. Step 6: Final answer
    x = 83,986,241.10

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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.