Home / 248,435,797.60-372,722,829.60-108,388,509.28

Finding the Fourth Proportional to 248,435,797.60, 372,722,829.60 and 108,388,509.28

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Solution

The fourth proportional to 248,435,797.60, 372,722,829.60 and 108,388,509.28 is: 162,612,925.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,435,797.60 : 372,722,829.60 = 108,388,509.28 : x
  2. Step 2: Convert to fraction form
    248,435,797.60/372,722,829.60 = 108,388,509.28/x
  3. Step 3: Cross multiply
    248,435,797.60x = 372,722,829.60 × 108,388,509.28
  4. Step 4: Simplify right side
    248,435,797.60x = 40,398,871,874,967,464
  5. Step 5: Solve for x
    x = 40,398,871,874,967,464/248,435,797.60
  6. Step 6: Final answer
    x = 162,612,925.61

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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.