Home / 191,726,202.20-287,589,303.30-161,115,200.60

Finding the Fourth Proportional to 191,726,202.20, 287,589,303.30 and 161,115,200.60

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Solution

The fourth proportional to 191,726,202.20, 287,589,303.30 and 161,115,200.60 is: 241,672,800.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,726,202.20 : 287,589,303.30 = 161,115,200.60 : x
  2. Step 2: Convert to fraction form
    191,726,202.20/287,589,303.30 = 161,115,200.60/x
  3. Step 3: Cross multiply
    191,726,202.20x = 287,589,303.30 × 161,115,200.60
  4. Step 4: Simplify right side
    191,726,202.20x = 46,335,008,291,593,744
  5. Step 5: Solve for x
    x = 46,335,008,291,593,744/191,726,202.20
  6. Step 6: Final answer
    x = 241,672,800.90

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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.