Home / 326,740,702.59-450,890,716.94-178,058,789.72

Finding the Fourth Proportional to 326,740,702.59, 450,890,716.94 and 178,058,789.72

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Solution

The fourth proportional to 326,740,702.59, 450,890,716.94 and 178,058,789.72 is: 245,714,888.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,740,702.59 : 450,890,716.94 = 178,058,789.72 : x
  2. Step 2: Convert to fraction form
    326,740,702.59/450,890,716.94 = 178,058,789.72/x
  3. Step 3: Cross multiply
    326,740,702.59x = 450,890,716.94 × 178,058,789.72
  4. Step 4: Simplify right side
    326,740,702.59x = 80,285,055,354,319,504
  5. Step 5: Solve for x
    x = 80,285,055,354,319,504/326,740,702.59
  6. Step 6: Final answer
    x = 245,714,888.65

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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.