Home / 111,571,072.80-167,025,934.80-82,944,117.60

Finding the Fourth Proportional to 111,571,072.80, 167,025,934.80 and 82,944,117.60

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Solution

The fourth proportional to 111,571,072.80, 167,025,934.80 and 82,944,117.60 is: 124,170,346.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,571,072.80 : 167,025,934.80 = 82,944,117.60 : x
  2. Step 2: Convert to fraction form
    111,571,072.80/167,025,934.80 = 82,944,117.60/x
  3. Step 3: Cross multiply
    111,571,072.80x = 167,025,934.80 × 82,944,117.60
  4. Step 4: Simplify right side
    111,571,072.80x = 13,853,818,778,301,132
  5. Step 5: Solve for x
    x = 13,853,818,778,301,132/111,571,072.80
  6. Step 6: Final answer
    x = 124,170,346.58

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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.