Home / 265,220,812.80-397,831,219.20-222,174,091.80

Finding the Fourth Proportional to 265,220,812.80, 397,831,219.20 and 222,174,091.80

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Solution

The fourth proportional to 265,220,812.80, 397,831,219.20 and 222,174,091.80 is: 333,261,137.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,220,812.80 : 397,831,219.20 = 222,174,091.80 : x
  2. Step 2: Convert to fraction form
    265,220,812.80/397,831,219.20 = 222,174,091.80/x
  3. Step 3: Cross multiply
    265,220,812.80x = 397,831,219.20 × 222,174,091.80
  4. Step 4: Simplify right side
    265,220,812.80x = 88,387,789,815,446,720
  5. Step 5: Solve for x
    x = 88,387,789,815,446,720/265,220,812.80
  6. Step 6: Final answer
    x = 333,261,137.70

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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.