Home / 629,530,734.20-944,296,101.30-220,533,740.60

Finding the Fourth Proportional to 629,530,734.20, 944,296,101.30 and 220,533,740.60

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Solution

The fourth proportional to 629,530,734.20, 944,296,101.30 and 220,533,740.60 is: 330,800,610.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,530,734.20 : 944,296,101.30 = 220,533,740.60 : x
  2. Step 2: Convert to fraction form
    629,530,734.20/944,296,101.30 = 220,533,740.60/x
  3. Step 3: Cross multiply
    629,530,734.20x = 944,296,101.30 × 220,533,740.60
  4. Step 4: Simplify right side
    629,530,734.20x = 208,249,151,453,685,504
  5. Step 5: Solve for x
    x = 208,249,151,453,685,504/629,530,734.20
  6. Step 6: Final answer
    x = 330,800,610.90

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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.