Home / 322,798,069.14-445,598,786.53-217,012,836.01

Finding the Fourth Proportional to 322,798,069.14, 445,598,786.53 and 217,012,836.01

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Solution

The fourth proportional to 322,798,069.14, 445,598,786.53 and 217,012,836.01 is: 299,570,120.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,798,069.14 : 445,598,786.53 = 217,012,836.01 : x
  2. Step 2: Convert to fraction form
    322,798,069.14/445,598,786.53 = 217,012,836.01/x
  3. Step 3: Cross multiply
    322,798,069.14x = 445,598,786.53 × 217,012,836.01
  4. Step 4: Simplify right side
    322,798,069.14x = 96,700,656,389,121,536
  5. Step 5: Solve for x
    x = 96,700,656,389,121,536/322,798,069.14
  6. Step 6: Final answer
    x = 299,570,120.25

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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.