Home / 986,325,240.48-1,361,150,825.76-562,930,409.44

Finding the Fourth Proportional to 986,325,240.48, 1,361,150,825.76 and 562,930,409.44

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Solution

The fourth proportional to 986,325,240.48, 1,361,150,825.76 and 562,930,409.44 is: 776,856,517.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,325,240.48 : 1,361,150,825.76 = 562,930,409.44 : x
  2. Step 2: Convert to fraction form
    986,325,240.48/1,361,150,825.76 = 562,930,409.44/x
  3. Step 3: Cross multiply
    986,325,240.48x = 1,361,150,825.76 × 562,930,409.44
  4. Step 4: Simplify right side
    986,325,240.48x = 766,233,191,654,670,976
  5. Step 5: Solve for x
    x = 766,233,191,654,670,976/986,325,240.48
  6. Step 6: Final answer
    x = 776,856,517.72

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1.5x scale

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.