Home / 336,880,273.60-505,320,410.40-205,933,211.20

Finding the Fourth Proportional to 336,880,273.60, 505,320,410.40 and 205,933,211.20

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Solution

The fourth proportional to 336,880,273.60, 505,320,410.40 and 205,933,211.20 is: 308,899,816.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,880,273.60 : 505,320,410.40 = 205,933,211.20 : x
  2. Step 2: Convert to fraction form
    336,880,273.60/505,320,410.40 = 205,933,211.20/x
  3. Step 3: Cross multiply
    336,880,273.60x = 505,320,410.40 × 205,933,211.20
  4. Step 4: Simplify right side
    336,880,273.60x = 104,062,254,798,573,872
  5. Step 5: Solve for x
    x = 104,062,254,798,573,872/336,880,273.60
  6. Step 6: Final answer
    x = 308,899,816.80

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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.