Home / 297,661,018.43-410,770,054.08-165,500,991.16

Finding the Fourth Proportional to 297,661,018.43, 410,770,054.08 and 165,500,991.16

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Solution

The fourth proportional to 297,661,018.43, 410,770,054.08 and 165,500,991.16 is: 228,390,171.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,661,018.43 : 410,770,054.08 = 165,500,991.16 : x
  2. Step 2: Convert to fraction form
    297,661,018.43/410,770,054.08 = 165,500,991.16/x
  3. Step 3: Cross multiply
    297,661,018.43x = 410,770,054.08 × 165,500,991.16
  4. Step 4: Simplify right side
    297,661,018.43x = 67,982,851,088,059,872
  5. Step 5: Solve for x
    x = 67,982,851,088,059,872/297,661,018.43
  6. Step 6: Final answer
    x = 228,390,171.63

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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.