Home / 225,401,341.14-311,086,689.32-126,288,787.91

Finding the Fourth Proportional to 225,401,341.14, 311,086,689.32 and 126,288,787.91

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Solution

The fourth proportional to 225,401,341.14, 311,086,689.32 and 126,288,787.91 is: 174,296,926.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,401,341.14 : 311,086,689.32 = 126,288,787.91 : x
  2. Step 2: Convert to fraction form
    225,401,341.14/311,086,689.32 = 126,288,787.91/x
  3. Step 3: Cross multiply
    225,401,341.14x = 311,086,689.32 × 126,288,787.91
  4. Step 4: Simplify right side
    225,401,341.14x = 39,286,760,927,917,832
  5. Step 5: Solve for x
    x = 39,286,760,927,917,832/225,401,341.14
  6. Step 6: Final answer
    x = 174,296,926.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.