Home / 202,464,713.97-279,399,914.22-109,643,097.69

Finding the Fourth Proportional to 202,464,713.97, 279,399,914.22 and 109,643,097.69

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Solution

The fourth proportional to 202,464,713.97, 279,399,914.22 and 109,643,097.69 is: 151,306,721.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,464,713.97 : 279,399,914.22 = 109,643,097.69 : x
  2. Step 2: Convert to fraction form
    202,464,713.97/279,399,914.22 = 109,643,097.69/x
  3. Step 3: Cross multiply
    202,464,713.97x = 279,399,914.22 × 109,643,097.69
  4. Step 4: Simplify right side
    202,464,713.97x = 30,634,272,089,401,084
  5. Step 5: Solve for x
    x = 30,634,272,089,401,084/202,464,713.97
  6. Step 6: Final answer
    x = 151,306,721.50

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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.