Home / 111,964,452.54-154,511,661.74-62,407,968.53

Finding the Fourth Proportional to 111,964,452.54, 154,511,661.74 and 62,407,968.53

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Solution

The fourth proportional to 111,964,452.54, 154,511,661.74 and 62,407,968.53 is: 86,123,396.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,964,452.54 : 154,511,661.74 = 62,407,968.53 : x
  2. Step 2: Convert to fraction form
    111,964,452.54/154,511,661.74 = 62,407,968.53/x
  3. Step 3: Cross multiply
    111,964,452.54x = 154,511,661.74 × 62,407,968.53
  4. Step 4: Simplify right side
    111,964,452.54x = 9,642,758,923,757,218
  5. Step 5: Solve for x
    x = 9,642,758,923,757,218/111,964,452.54
  6. Step 6: Final answer
    x = 86,123,396.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.