Home / 165,080,578.60-247,620,867.90-162,529,661.80

Finding the Fourth Proportional to 165,080,578.60, 247,620,867.90 and 162,529,661.80

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Solution

The fourth proportional to 165,080,578.60, 247,620,867.90 and 162,529,661.80 is: 243,794,492.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,080,578.60 : 247,620,867.90 = 162,529,661.80 : x
  2. Step 2: Convert to fraction form
    165,080,578.60/247,620,867.90 = 162,529,661.80/x
  3. Step 3: Cross multiply
    165,080,578.60x = 247,620,867.90 × 162,529,661.80
  4. Step 4: Simplify right side
    165,080,578.60x = 40,245,735,914,409,480
  5. Step 5: Solve for x
    x = 40,245,735,914,409,480/165,080,578.60
  6. Step 6: Final answer
    x = 243,794,492.70

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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.