Home / 111,828,536.07-154,321,908.45-61,591,790.13

Finding the Fourth Proportional to 111,828,536.07, 154,321,908.45 and 61,591,790.13

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Solution

The fourth proportional to 111,828,536.07, 154,321,908.45 and 61,591,790.13 is: 84,995,860.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,828,536.07 : 154,321,908.45 = 61,591,790.13 : x
  2. Step 2: Convert to fraction form
    111,828,536.07/154,321,908.45 = 61,591,790.13/x
  3. Step 3: Cross multiply
    111,828,536.07x = 154,321,908.45 × 61,591,790.13
  4. Step 4: Simplify right side
    111,828,536.07x = 9,504,962,597,713,474
  5. Step 5: Solve for x
    x = 9,504,962,597,713,474/111,828,536.07
  6. Step 6: Final answer
    x = 84,995,860.02

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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.