Home / 203,083,557.20-304,625,335.80-194,237,579.60

Finding the Fourth Proportional to 203,083,557.20, 304,625,335.80 and 194,237,579.60

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Solution

The fourth proportional to 203,083,557.20, 304,625,335.80 and 194,237,579.60 is: 291,356,369.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,083,557.20 : 304,625,335.80 = 194,237,579.60 : x
  2. Step 2: Convert to fraction form
    203,083,557.20/304,625,335.80 = 194,237,579.60/x
  3. Step 3: Cross multiply
    203,083,557.20x = 304,625,335.80 × 194,237,579.60
  4. Step 4: Simplify right side
    203,083,557.20x = 59,169,687,910,629,232
  5. Step 5: Solve for x
    x = 59,169,687,910,629,232/203,083,557.20
  6. Step 6: Final answer
    x = 291,356,369.40

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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.