Home / 659,465,418,116.80-989,255,109,003.06-181,934,716,243.12

Finding the Fourth Proportional to 659,465,418,116.80, 989,255,109,003.06 and 181,934,716,243.12

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Solution

The fourth proportional to 659,465,418,116.80, 989,255,109,003.06 and 181,934,716,243.12 is: 272,917,794,632.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,465,418,116.80 : 989,255,109,003.06 = 181,934,716,243.12 : x
  2. Step 2: Convert to fraction form
    659,465,418,116.80/989,255,109,003.06 = 181,934,716,243.12/x
  3. Step 3: Cross multiply
    659,465,418,116.80x = 989,255,109,003.06 × 181,934,716,243.12
  4. Step 4: Simplify right side
    659,465,418,116.80x = 179,979,847,548,528,458,989,568
  5. Step 5: Solve for x
    x = 179,979,847,548,528,458,989,568/659,465,418,116.80
  6. Step 6: Final answer
    x = 272,917,794,632.03

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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.