Home / 245,077,947.88-338,203,388.28-133,570,107.88

Finding the Fourth Proportional to 245,077,947.88, 338,203,388.28 and 133,570,107.88

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Solution

The fourth proportional to 245,077,947.88, 338,203,388.28 and 133,570,107.88 is: 184,324,470.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,077,947.88 : 338,203,388.28 = 133,570,107.88 : x
  2. Step 2: Convert to fraction form
    245,077,947.88/338,203,388.28 = 133,570,107.88/x
  3. Step 3: Cross multiply
    245,077,947.88x = 338,203,388.28 × 133,570,107.88
  4. Step 4: Simplify right side
    245,077,947.88x = 45,173,863,057,941,120
  5. Step 5: Solve for x
    x = 45,173,863,057,941,120/245,077,947.88
  6. Step 6: Final answer
    x = 184,324,470.84

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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.