Home / 444,498,702.20-666,748,053.30-419,556,404.60

Finding the Fourth Proportional to 444,498,702.20, 666,748,053.30 and 419,556,404.60

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Solution

The fourth proportional to 444,498,702.20, 666,748,053.30 and 419,556,404.60 is: 629,334,606.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,498,702.20 : 666,748,053.30 = 419,556,404.60 : x
  2. Step 2: Convert to fraction form
    444,498,702.20/666,748,053.30 = 419,556,404.60/x
  3. Step 3: Cross multiply
    444,498,702.20x = 666,748,053.30 × 419,556,404.60
  4. Step 4: Simplify right side
    444,498,702.20x = 279,738,416,016,597,152
  5. Step 5: Solve for x
    x = 279,738,416,016,597,152/444,498,702.20
  6. Step 6: Final answer
    x = 629,334,606.90

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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.