Home / 403,735,796.37-557,188,179.93-227,535,721.20

Finding the Fourth Proportional to 403,735,796.37, 557,188,179.93 and 227,535,721.20

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Solution

The fourth proportional to 403,735,796.37, 557,188,179.93 and 227,535,721.20 is: 314,017,769.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,735,796.37 : 557,188,179.93 = 227,535,721.20 : x
  2. Step 2: Convert to fraction form
    403,735,796.37/557,188,179.93 = 227,535,721.20/x
  3. Step 3: Cross multiply
    403,735,796.37x = 557,188,179.93 × 227,535,721.20
  4. Step 4: Simplify right side
    403,735,796.37x = 126,780,214,364,487,904
  5. Step 5: Solve for x
    x = 126,780,214,364,487,904/403,735,796.37
  6. Step 6: Final answer
    x = 314,017,769.80

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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.