Home / 111,554,243.20-167,331,364.80-30,775,081.60

Finding the Fourth Proportional to 111,554,243.20, 167,331,364.80 and 30,775,081.60

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Solution

The fourth proportional to 111,554,243.20, 167,331,364.80 and 30,775,081.60 is: 46,162,622.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,554,243.20 : 167,331,364.80 = 30,775,081.60 : x
  2. Step 2: Convert to fraction form
    111,554,243.20/167,331,364.80 = 30,775,081.60/x
  3. Step 3: Cross multiply
    111,554,243.20x = 167,331,364.80 × 30,775,081.60
  4. Step 4: Simplify right side
    111,554,243.20x = 5,149,636,405,959,368
  5. Step 5: Solve for x
    x = 5,149,636,405,959,368/111,554,243.20
  6. Step 6: Final answer
    x = 46,162,622.40

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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.