Home / 126,198,778.32-174,154,313.80-68,252,026.32

Finding the Fourth Proportional to 126,198,778.32, 174,154,313.80 and 68,252,026.32

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Solution

The fourth proportional to 126,198,778.32, 174,154,313.80 and 68,252,026.32 is: 94,187,796.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,198,778.32 : 174,154,313.80 = 68,252,026.32 : x
  2. Step 2: Convert to fraction form
    126,198,778.32/174,154,313.80 = 68,252,026.32/x
  3. Step 3: Cross multiply
    126,198,778.32x = 174,154,313.80 × 68,252,026.32
  4. Step 4: Simplify right side
    126,198,778.32x = 11,886,384,809,219,138
  5. Step 5: Solve for x
    x = 11,886,384,809,219,138/126,198,778.32
  6. Step 6: Final answer
    x = 94,187,796.17

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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.