Home / 206,889,536.52-285,275,610.38-169,095,417.03

Finding the Fourth Proportional to 206,889,536.52, 285,275,610.38 and 169,095,417.03

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Solution

The fourth proportional to 206,889,536.52, 285,275,610.38 and 169,095,417.03 is: 233,162,097.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,889,536.52 : 285,275,610.38 = 169,095,417.03 : x
  2. Step 2: Convert to fraction form
    206,889,536.52/285,275,610.38 = 169,095,417.03/x
  3. Step 3: Cross multiply
    206,889,536.52x = 285,275,610.38 × 169,095,417.03
  4. Step 4: Simplify right side
    206,889,536.52x = 48,238,798,303,422,040
  5. Step 5: Solve for x
    x = 48,238,798,303,422,040/206,889,536.52
  6. Step 6: Final answer
    x = 233,162,097.59

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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.