Home / 748,608,194.60-1,122,912,291.90-263,772,866.60

Finding the Fourth Proportional to 748,608,194.60, 1,122,912,291.90 and 263,772,866.60

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Solution

The fourth proportional to 748,608,194.60, 1,122,912,291.90 and 263,772,866.60 is: 395,659,299.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,608,194.60 : 1,122,912,291.90 = 263,772,866.60 : x
  2. Step 2: Convert to fraction form
    748,608,194.60/1,122,912,291.90 = 263,772,866.60/x
  3. Step 3: Cross multiply
    748,608,194.60x = 1,122,912,291.90 × 263,772,866.60
  4. Step 4: Simplify right side
    748,608,194.60x = 296,193,794,174,838,976
  5. Step 5: Solve for x
    x = 296,193,794,174,838,976/748,608,194.60
  6. Step 6: Final answer
    x = 395,659,299.90

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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.