Home / 203,586,703.20-305,380,054.80-106,504,898.40

Finding the Fourth Proportional to 203,586,703.20, 305,380,054.80 and 106,504,898.40

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Solution

The fourth proportional to 203,586,703.20, 305,380,054.80 and 106,504,898.40 is: 159,757,347.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,586,703.20 : 305,380,054.80 = 106,504,898.40 : x
  2. Step 2: Convert to fraction form
    203,586,703.20/305,380,054.80 = 106,504,898.40/x
  3. Step 3: Cross multiply
    203,586,703.20x = 305,380,054.80 × 106,504,898.40
  4. Step 4: Simplify right side
    203,586,703.20x = 32,524,471,709,860,436
  5. Step 5: Solve for x
    x = 32,524,471,709,860,436/203,586,703.20
  6. Step 6: Final answer
    x = 159,757,347.60

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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.