Home / 366,984,010.40-550,476,015.60-203,725,335.20

Finding the Fourth Proportional to 366,984,010.40, 550,476,015.60 and 203,725,335.20

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Solution

The fourth proportional to 366,984,010.40, 550,476,015.60 and 203,725,335.20 is: 305,588,002.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,984,010.40 : 550,476,015.60 = 203,725,335.20 : x
  2. Step 2: Convert to fraction form
    366,984,010.40/550,476,015.60 = 203,725,335.20/x
  3. Step 3: Cross multiply
    366,984,010.40x = 550,476,015.60 × 203,725,335.20
  4. Step 4: Simplify right side
    366,984,010.40x = 112,145,910,797,670,432
  5. Step 5: Solve for x
    x = 112,145,910,797,670,432/366,984,010.40
  6. Step 6: Final answer
    x = 305,588,002.80

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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.