Home / 203,003,438.25-280,096,724.71-114,897,435.96

Finding the Fourth Proportional to 203,003,438.25, 280,096,724.71 and 114,897,435.96

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Solution

The fourth proportional to 203,003,438.25, 280,096,724.71 and 114,897,435.96 is: 158,531,282.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,003,438.25 : 280,096,724.71 = 114,897,435.96 : x
  2. Step 2: Convert to fraction form
    203,003,438.25/280,096,724.71 = 114,897,435.96/x
  3. Step 3: Cross multiply
    203,003,438.25x = 280,096,724.71 × 114,897,435.96
  4. Step 4: Simplify right side
    203,003,438.25x = 32,182,395,489,972,972
  5. Step 5: Solve for x
    x = 32,182,395,489,972,972/203,003,438.25
  6. Step 6: Final answer
    x = 158,531,282.86

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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.