Home / 163,979,716.31-226,293,514.22-93,414,280.68

Finding the Fourth Proportional to 163,979,716.31, 226,293,514.22 and 93,414,280.68

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Solution

The fourth proportional to 163,979,716.31, 226,293,514.22 and 93,414,280.68 is: 128,912,565.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,979,716.31 : 226,293,514.22 = 93,414,280.68 : x
  2. Step 2: Convert to fraction form
    163,979,716.31/226,293,514.22 = 93,414,280.68/x
  3. Step 3: Cross multiply
    163,979,716.31x = 226,293,514.22 × 93,414,280.68
  4. Step 4: Simplify right side
    163,979,716.31x = 21,139,045,853,644,188
  5. Step 5: Solve for x
    x = 21,139,045,853,644,188/163,979,716.31
  6. Step 6: Final answer
    x = 128,912,565.10

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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.