Home / 111,738,887.40-167,508,603.90-43,565,723.40

Finding the Fourth Proportional to 111,738,887.40, 167,508,603.90 and 43,565,723.40

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Solution

The fourth proportional to 111,738,887.40, 167,508,603.90 and 43,565,723.40 is: 65,309,702.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,738,887.40 : 167,508,603.90 = 43,565,723.40 : x
  2. Step 2: Convert to fraction form
    111,738,887.40/167,508,603.90 = 43,565,723.40/x
  3. Step 3: Cross multiply
    111,738,887.40x = 167,508,603.90 × 43,565,723.40
  4. Step 4: Simplify right side
    111,738,887.40x = 7,297,633,504,627,561
  5. Step 5: Solve for x
    x = 7,297,633,504,627,561/111,738,887.40
  6. Step 6: Final answer
    x = 65,309,702.60

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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.