Home / 629,798,472.45-944,004,867.08-220,644,014.85

Finding the Fourth Proportional to 629,798,472.45, 944,004,867.08 and 220,644,014.85

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Solution

The fourth proportional to 629,798,472.45, 944,004,867.08 and 220,644,014.85 is: 330,723,291.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,798,472.45 : 944,004,867.08 = 220,644,014.85 : x
  2. Step 2: Convert to fraction form
    629,798,472.45/944,004,867.08 = 220,644,014.85/x
  3. Step 3: Cross multiply
    629,798,472.45x = 944,004,867.08 × 220,644,014.85
  4. Step 4: Simplify right side
    629,798,472.45x = 208,289,023,909,368,576
  5. Step 5: Solve for x
    x = 208,289,023,909,368,576/629,798,472.45
  6. Step 6: Final answer
    x = 330,723,291.69

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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.