Home / 111,511,668.47-167,210,068.30-50,048,136.43

Finding the Fourth Proportional to 111,511,668.47, 167,210,068.30 and 50,048,136.43

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Solution

The fourth proportional to 111,511,668.47, 167,210,068.30 and 50,048,136.43 is: 75,046,427.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,511,668.47 : 167,210,068.30 = 50,048,136.43 : x
  2. Step 2: Convert to fraction form
    111,511,668.47/167,210,068.30 = 50,048,136.43/x
  3. Step 3: Cross multiply
    111,511,668.47x = 167,210,068.30 × 50,048,136.43
  4. Step 4: Simplify right side
    111,511,668.47x = 8,368,552,310,204,874
  5. Step 5: Solve for x
    x = 8,368,552,310,204,874/111,511,668.47
  6. Step 6: Final answer
    x = 75,046,427.21

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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.