Home / 262,904,011.92-394,391,888.28-109,514,196.18

Finding the Fourth Proportional to 262,904,011.92, 394,391,888.28 and 109,514,196.18

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Solution

The fourth proportional to 262,904,011.92, 394,391,888.28 and 109,514,196.18 is: 164,286,236.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,904,011.92 : 394,391,888.28 = 109,514,196.18 : x
  2. Step 2: Convert to fraction form
    262,904,011.92/394,391,888.28 = 109,514,196.18/x
  3. Step 3: Cross multiply
    262,904,011.92x = 394,391,888.28 × 109,514,196.18
  4. Step 4: Simplify right side
    262,904,011.92x = 43,191,510,624,896,560
  5. Step 5: Solve for x
    x = 43,191,510,624,896,560/262,904,011.92
  6. Step 6: Final answer
    x = 164,286,236.29

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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.