Home / 109,540,623.78-151,170,122.61-62,505,339.66

Finding the Fourth Proportional to 109,540,623.78, 151,170,122.61 and 62,505,339.66

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Solution

The fourth proportional to 109,540,623.78, 151,170,122.61 and 62,505,339.66 is: 86,259,686.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,540,623.78 : 151,170,122.61 = 62,505,339.66 : x
  2. Step 2: Convert to fraction form
    109,540,623.78/151,170,122.61 = 62,505,339.66/x
  3. Step 3: Cross multiply
    109,540,623.78x = 151,170,122.61 × 62,505,339.66
  4. Step 4: Simplify right side
    109,540,623.78x = 9,448,939,860,181,896
  5. Step 5: Solve for x
    x = 9,448,939,860,181,896/109,540,623.78
  6. Step 6: Final answer
    x = 86,259,686.44

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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.