Home / 484,215,608.36-668,162,358.24-272,481,542.36

Finding the Fourth Proportional to 484,215,608.36, 668,162,358.24 and 272,481,542.36

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Solution

The fourth proportional to 484,215,608.36, 668,162,358.24 and 272,481,542.36 is: 375,993,476.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,215,608.36 : 668,162,358.24 = 272,481,542.36 : x
  2. Step 2: Convert to fraction form
    484,215,608.36/668,162,358.24 = 272,481,542.36/x
  3. Step 3: Cross multiply
    484,215,608.36x = 668,162,358.24 × 272,481,542.36
  4. Step 4: Simplify right side
    484,215,608.36x = 182,061,909,920,130,080
  5. Step 5: Solve for x
    x = 182,061,909,920,130,080/484,215,608.36
  6. Step 6: Final answer
    x = 375,993,476.41

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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.