Home / 986,397,852.12-1,361,218,187.66-534,264,571.04

Finding the Fourth Proportional to 986,397,852.12, 1,361,218,187.66 and 534,264,571.04

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Solution

The fourth proportional to 986,397,852.12, 1,361,218,187.66 and 534,264,571.04 is: 737,279,232.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,397,852.12 : 1,361,218,187.66 = 534,264,571.04 : x
  2. Step 2: Convert to fraction form
    986,397,852.12/1,361,218,187.66 = 534,264,571.04/x
  3. Step 3: Cross multiply
    986,397,852.12x = 1,361,218,187.66 × 534,264,571.04
  4. Step 4: Simplify right side
    986,397,852.12x = 727,250,651,122,016,256
  5. Step 5: Solve for x
    x = 727,250,651,122,016,256/986,397,852.12
  6. Step 6: Final answer
    x = 737,279,232.27

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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.