Home / 217,230,049.92-299,775,361.44-118,110,796.32

Finding the Fourth Proportional to 217,230,049.92, 299,775,361.44 and 118,110,796.32

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Solution

The fourth proportional to 217,230,049.92, 299,775,361.44 and 118,110,796.32 is: 162,991,753.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,230,049.92 : 299,775,361.44 = 118,110,796.32 : x
  2. Step 2: Convert to fraction form
    217,230,049.92/299,775,361.44 = 118,110,796.32/x
  3. Step 3: Cross multiply
    217,230,049.92x = 299,775,361.44 × 118,110,796.32
  4. Step 4: Simplify right side
    217,230,049.92x = 35,406,706,656,794,220
  5. Step 5: Solve for x
    x = 35,406,706,656,794,220/217,230,049.92
  6. Step 6: Final answer
    x = 162,991,753.07

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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.