Home / 218,548,662.54-301,614,346.75-124,466,787.51

Finding the Fourth Proportional to 218,548,662.54, 301,614,346.75 and 124,466,787.51

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Solution

The fourth proportional to 218,548,662.54, 301,614,346.75 and 124,466,787.51 is: 171,773,958.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,548,662.54 : 301,614,346.75 = 124,466,787.51 : x
  2. Step 2: Convert to fraction form
    218,548,662.54/301,614,346.75 = 124,466,787.51/x
  3. Step 3: Cross multiply
    218,548,662.54x = 301,614,346.75 × 124,466,787.51
  4. Step 4: Simplify right side
    218,548,662.54x = 37,540,968,807,740,568
  5. Step 5: Solve for x
    x = 37,540,968,807,740,568/218,548,662.54
  6. Step 6: Final answer
    x = 171,773,958.12

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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.