Home / 374,802,021.45-562,203,032.18-221,369,099.85

Finding the Fourth Proportional to 374,802,021.45, 562,203,032.18 and 221,369,099.85

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Solution

The fourth proportional to 374,802,021.45, 562,203,032.18 and 221,369,099.85 is: 332,053,649.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,802,021.45 : 562,203,032.18 = 221,369,099.85 : x
  2. Step 2: Convert to fraction form
    374,802,021.45/562,203,032.18 = 221,369,099.85/x
  3. Step 3: Cross multiply
    374,802,021.45x = 562,203,032.18 × 221,369,099.85
  4. Step 4: Simplify right side
    374,802,021.45x = 124,454,379,165,520,320
  5. Step 5: Solve for x
    x = 124,454,379,165,520,320/374,802,021.45
  6. Step 6: Final answer
    x = 332,053,649.78

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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.