Home / 154,675,107.63-213,457,261.31-88,608,374.55

Finding the Fourth Proportional to 154,675,107.63, 213,457,261.31 and 88,608,374.55

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Solution

The fourth proportional to 154,675,107.63, 213,457,261.31 and 88,608,374.55 is: 122,282,772.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,675,107.63 : 213,457,261.31 = 88,608,374.55 : x
  2. Step 2: Convert to fraction form
    154,675,107.63/213,457,261.31 = 88,608,374.55/x
  3. Step 3: Cross multiply
    154,675,107.63x = 213,457,261.31 × 88,608,374.55
  4. Step 4: Simplify right side
    154,675,107.63x = 18,914,100,959,313,344
  5. Step 5: Solve for x
    x = 18,914,100,959,313,344/154,675,107.63
  6. Step 6: Final answer
    x = 122,282,772.25

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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.