Home / 262,904,074.17-394,391,981.85-109,514,258.61

Finding the Fourth Proportional to 262,904,074.17, 394,391,981.85 and 109,514,258.61

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Solution

The fourth proportional to 262,904,074.17, 394,391,981.85 and 109,514,258.61 is: 164,286,330.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,904,074.17 : 394,391,981.85 = 109,514,258.61 : x
  2. Step 2: Convert to fraction form
    262,904,074.17/394,391,981.85 = 109,514,258.61/x
  3. Step 3: Cross multiply
    262,904,074.17x = 394,391,981.85 × 109,514,258.61
  4. Step 4: Simplify right side
    262,904,074.17x = 43,191,545,494,031,328
  5. Step 5: Solve for x
    x = 43,191,545,494,031,328/262,904,074.17
  6. Step 6: Final answer
    x = 164,286,330.03

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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.