Home / 199,691,504.61-275,568,990.18-111,586,226.28

Finding the Fourth Proportional to 199,691,504.61, 275,568,990.18 and 111,586,226.28

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Solution

The fourth proportional to 199,691,504.61, 275,568,990.18 and 111,586,226.28 is: 153,986,038.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,691,504.61 : 275,568,990.18 = 111,586,226.28 : x
  2. Step 2: Convert to fraction form
    199,691,504.61/275,568,990.18 = 111,586,226.28/x
  3. Step 3: Cross multiply
    199,691,504.61x = 275,568,990.18 × 111,586,226.28
  4. Step 4: Simplify right side
    199,691,504.61x = 30,749,703,693,976,580
  5. Step 5: Solve for x
    x = 30,749,703,693,976,580/199,691,504.61
  6. Step 6: Final answer
    x = 153,986,038.38

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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.