Home / 275,281,342.40-379,873,796.64-151,498,360.64

Finding the Fourth Proportional to 275,281,342.40, 379,873,796.64 and 151,498,360.64

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Solution

The fourth proportional to 275,281,342.40, 379,873,796.64 and 151,498,360.64 is: 209,059,782.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,281,342.40 : 379,873,796.64 = 151,498,360.64 : x
  2. Step 2: Convert to fraction form
    275,281,342.40/379,873,796.64 = 151,498,360.64/x
  3. Step 3: Cross multiply
    275,281,342.40x = 379,873,796.64 × 151,498,360.64
  4. Step 4: Simplify right side
    275,281,342.40x = 57,550,257,441,052,736
  5. Step 5: Solve for x
    x = 57,550,257,441,052,736/275,281,342.40
  6. Step 6: Final answer
    x = 209,059,782.04

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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.