Home / 629,530,777.20-944,296,165.80-220,533,783.60

Finding the Fourth Proportional to 629,530,777.20, 944,296,165.80 and 220,533,783.60

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Solution

The fourth proportional to 629,530,777.20, 944,296,165.80 and 220,533,783.60 is: 330,800,675.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,530,777.20 : 944,296,165.80 = 220,533,783.60 : x
  2. Step 2: Convert to fraction form
    629,530,777.20/944,296,165.80 = 220,533,783.60/x
  3. Step 3: Cross multiply
    629,530,777.20x = 944,296,165.80 × 220,533,783.60
  4. Step 4: Simplify right side
    629,530,777.20x = 208,249,206,282,846,912
  5. Step 5: Solve for x
    x = 208,249,206,282,846,912/629,530,777.20
  6. Step 6: Final answer
    x = 330,800,675.40

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1.5x scale

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.