Home / 221,470,469.90-332,205,704.85-169,814,404.70

Finding the Fourth Proportional to 221,470,469.90, 332,205,704.85 and 169,814,404.70

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Solution

The fourth proportional to 221,470,469.90, 332,205,704.85 and 169,814,404.70 is: 254,721,607.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,470,469.90 : 332,205,704.85 = 169,814,404.70 : x
  2. Step 2: Convert to fraction form
    221,470,469.90/332,205,704.85 = 169,814,404.70/x
  3. Step 3: Cross multiply
    221,470,469.90x = 332,205,704.85 × 169,814,404.70
  4. Step 4: Simplify right side
    221,470,469.90x = 56,413,314,007,046,656
  5. Step 5: Solve for x
    x = 56,413,314,007,046,656/221,470,469.90
  6. Step 6: Final answer
    x = 254,721,607.05

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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.