Home / 161,839,563.20-242,759,344.80-160,831,793.60

Finding the Fourth Proportional to 161,839,563.20, 242,759,344.80 and 160,831,793.60

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Solution

The fourth proportional to 161,839,563.20, 242,759,344.80 and 160,831,793.60 is: 241,247,690.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,839,563.20 : 242,759,344.80 = 160,831,793.60 : x
  2. Step 2: Convert to fraction form
    161,839,563.20/242,759,344.80 = 160,831,793.60/x
  3. Step 3: Cross multiply
    161,839,563.20x = 242,759,344.80 × 160,831,793.60
  4. Step 4: Simplify right side
    161,839,563.20x = 39,043,420,837,344,832
  5. Step 5: Solve for x
    x = 39,043,420,837,344,832/161,839,563.20
  6. Step 6: Final answer
    x = 241,247,690.40

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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.