Home / 906,622,998.40-1,359,262,651.20-614,761,724.80

Finding the Fourth Proportional to 906,622,998.40, 1,359,262,651.20 and 614,761,724.80

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Solution

The fourth proportional to 906,622,998.40, 1,359,262,651.20 and 614,761,724.80 is: 921,687,022.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,622,998.40 : 1,359,262,651.20 = 614,761,724.80 : x
  2. Step 2: Convert to fraction form
    906,622,998.40/1,359,262,651.20 = 614,761,724.80/x
  3. Step 3: Cross multiply
    906,622,998.40x = 1,359,262,651.20 × 614,761,724.80
  4. Step 4: Simplify right side
    906,622,998.40x = 835,622,651,907,932,800
  5. Step 5: Solve for x
    x = 835,622,651,907,932,800/906,622,998.40
  6. Step 6: Final answer
    x = 921,687,022.48

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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.