Home / 225,826,356.36-311,645,745.36-126,714,434.16

Finding the Fourth Proportional to 225,826,356.36, 311,645,745.36 and 126,714,434.16

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Solution

The fourth proportional to 225,826,356.36, 311,645,745.36 and 126,714,434.16 is: 174,868,934.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,826,356.36 : 311,645,745.36 = 126,714,434.16 : x
  2. Step 2: Convert to fraction form
    225,826,356.36/311,645,745.36 = 126,714,434.16/x
  3. Step 3: Cross multiply
    225,826,356.36x = 311,645,745.36 × 126,714,434.16
  4. Step 4: Simplify right side
    225,826,356.36x = 39,490,014,281,663,848
  5. Step 5: Solve for x
    x = 39,490,014,281,663,848/225,826,356.36
  6. Step 6: Final answer
    x = 174,868,934.34

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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.