Home / 629,530,731.70-944,296,097.55-220,533,738.10

Finding the Fourth Proportional to 629,530,731.70, 944,296,097.55 and 220,533,738.10

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Solution

The fourth proportional to 629,530,731.70, 944,296,097.55 and 220,533,738.10 is: 330,800,607.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,530,731.70 : 944,296,097.55 = 220,533,738.10 : x
  2. Step 2: Convert to fraction form
    629,530,731.70/944,296,097.55 = 220,533,738.10/x
  3. Step 3: Cross multiply
    629,530,731.70x = 944,296,097.55 × 220,533,738.10
  4. Step 4: Simplify right side
    629,530,731.70x = 208,249,148,265,943,744
  5. Step 5: Solve for x
    x = 208,249,148,265,943,744/629,530,731.70
  6. Step 6: Final answer
    x = 330,800,607.15

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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.