Home / 337,019,089.20-505,528,633.80-132,479,185.20

Finding the Fourth Proportional to 337,019,089.20, 505,528,633.80 and 132,479,185.20

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Solution

The fourth proportional to 337,019,089.20, 505,528,633.80 and 132,479,185.20 is: 198,718,777.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,019,089.20 : 505,528,633.80 = 132,479,185.20 : x
  2. Step 2: Convert to fraction form
    337,019,089.20/505,528,633.80 = 132,479,185.20/x
  3. Step 3: Cross multiply
    337,019,089.20x = 505,528,633.80 × 132,479,185.20
  4. Step 4: Simplify right side
    337,019,089.20x = 66,972,021,501,093,184
  5. Step 5: Solve for x
    x = 66,972,021,501,093,184/337,019,089.20
  6. Step 6: Final answer
    x = 198,718,777.80

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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.