Home / 3,687,761,928.72-5,085,895,243.46-2,613,941,298.30

Finding the Fourth Proportional to 3,687,761,928.72, 5,085,895,243.46 and 2,613,941,298.30

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Solution

The fourth proportional to 3,687,761,928.72, 5,085,895,243.46 and 2,613,941,298.30 is: 3,604,959,287.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,687,761,928.72 : 5,085,895,243.46 = 2,613,941,298.30 : x
  2. Step 2: Convert to fraction form
    3,687,761,928.72/5,085,895,243.46 = 2,613,941,298.30/x
  3. Step 3: Cross multiply
    3,687,761,928.72x = 5,085,895,243.46 × 2,613,941,298.30
  4. Step 4: Simplify right side
    3,687,761,928.72x = 13,294,231,615,707,627,520
  5. Step 5: Solve for x
    x = 13,294,231,615,707,627,520/3,687,761,928.72
  6. Step 6: Final answer
    x = 3,604,959,287.68

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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.