Home / 171,934,255.20-257,901,382.80-161,848,264.80

Finding the Fourth Proportional to 171,934,255.20, 257,901,382.80 and 161,848,264.80

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Solution

The fourth proportional to 171,934,255.20, 257,901,382.80 and 161,848,264.80 is: 242,772,397.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,934,255.20 : 257,901,382.80 = 161,848,264.80 : x
  2. Step 2: Convert to fraction form
    171,934,255.20/257,901,382.80 = 161,848,264.80/x
  3. Step 3: Cross multiply
    171,934,255.20x = 257,901,382.80 × 161,848,264.80
  4. Step 4: Simplify right side
    171,934,255.20x = 41,740,891,295,700,568
  5. Step 5: Solve for x
    x = 41,740,891,295,700,568/171,934,255.20
  6. Step 6: Final answer
    x = 242,772,397.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.