Home / 200,959,270.40-301,438,905.60-192,456,214.40

Finding the Fourth Proportional to 200,959,270.40, 301,438,905.60 and 192,456,214.40

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Solution

The fourth proportional to 200,959,270.40, 301,438,905.60 and 192,456,214.40 is: 288,684,321.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,959,270.40 : 301,438,905.60 = 192,456,214.40 : x
  2. Step 2: Convert to fraction form
    200,959,270.40/301,438,905.60 = 192,456,214.40/x
  3. Step 3: Cross multiply
    200,959,270.40x = 301,438,905.60 × 192,456,214.40
  4. Step 4: Simplify right side
    200,959,270.40x = 58,013,790,644,654,968
  5. Step 5: Solve for x
    x = 58,013,790,644,654,968/200,959,270.40
  6. Step 6: Final answer
    x = 288,684,321.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.