Home / 439,964,200.20-659,946,300.30-198,099,496.20

Finding the Fourth Proportional to 439,964,200.20, 659,946,300.30 and 198,099,496.20

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Solution

The fourth proportional to 439,964,200.20, 659,946,300.30 and 198,099,496.20 is: 297,149,244.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,964,200.20 : 659,946,300.30 = 198,099,496.20 : x
  2. Step 2: Convert to fraction form
    439,964,200.20/659,946,300.30 = 198,099,496.20/x
  3. Step 3: Cross multiply
    439,964,200.20x = 659,946,300.30 × 198,099,496.20
  4. Step 4: Simplify right side
    439,964,200.20x = 130,735,029,608,483,888
  5. Step 5: Solve for x
    x = 130,735,029,608,483,888/439,964,200.20
  6. Step 6: Final answer
    x = 297,149,244.30

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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.