Home / 55,199,055.65-82,798,583.48-54,821,142.05

Finding the Fourth Proportional to 55,199,055.65, 82,798,583.48 and 54,821,142.05

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Solution

The fourth proportional to 55,199,055.65, 82,798,583.48 and 54,821,142.05 is: 82,231,713.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,199,055.65 : 82,798,583.48 = 54,821,142.05 : x
  2. Step 2: Convert to fraction form
    55,199,055.65/82,798,583.48 = 54,821,142.05/x
  3. Step 3: Cross multiply
    55,199,055.65x = 82,798,583.48 × 54,821,142.05
  4. Step 4: Simplify right side
    55,199,055.65x = 4,539,112,906,221,757
  5. Step 5: Solve for x
    x = 4,539,112,906,221,757/55,199,055.65
  6. Step 6: Final answer
    x = 82,231,713.08

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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.