Home / 248,052,853.60-372,079,280.40-161,888,552.80

Finding the Fourth Proportional to 248,052,853.60, 372,079,280.40 and 161,888,552.80

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Solution

The fourth proportional to 248,052,853.60, 372,079,280.40 and 161,888,552.80 is: 242,832,829.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,052,853.60 : 372,079,280.40 = 161,888,552.80 : x
  2. Step 2: Convert to fraction form
    248,052,853.60/372,079,280.40 = 161,888,552.80/x
  3. Step 3: Cross multiply
    248,052,853.60x = 372,079,280.40 × 161,888,552.80
  4. Step 4: Simplify right side
    248,052,853.60x = 60,235,376,230,821,408
  5. Step 5: Solve for x
    x = 60,235,376,230,821,408/248,052,853.60
  6. Step 6: Final answer
    x = 242,832,829.20

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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.