Home / 441,837,869.74-662,760,126.11-196,128,448.44

Finding the Fourth Proportional to 441,837,869.74, 662,760,126.11 and 196,128,448.44

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Solution

The fourth proportional to 441,837,869.74, 662,760,126.11 and 196,128,448.44 is: 294,194,147.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,837,869.74 : 662,760,126.11 = 196,128,448.44 : x
  2. Step 2: Convert to fraction form
    441,837,869.74/662,760,126.11 = 196,128,448.44/x
  3. Step 3: Cross multiply
    441,837,869.74x = 662,760,126.11 × 196,128,448.44
  4. Step 4: Simplify right side
    441,837,869.74x = 129,986,115,221,853,040
  5. Step 5: Solve for x
    x = 129,986,115,221,853,040/441,837,869.74
  6. Step 6: Final answer
    x = 294,194,147.05

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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.