Home / 171,073,254.40-256,105,996.80-161,107,532.80

Finding the Fourth Proportional to 171,073,254.40, 256,105,996.80 and 161,107,532.80

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Solution

The fourth proportional to 171,073,254.40, 256,105,996.80 and 161,107,532.80 is: 241,186,767.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,073,254.40 : 256,105,996.80 = 161,107,532.80 : x
  2. Step 2: Convert to fraction form
    171,073,254.40/256,105,996.80 = 161,107,532.80/x
  3. Step 3: Cross multiply
    171,073,254.40x = 256,105,996.80 × 161,107,532.80
  4. Step 4: Simplify right side
    171,073,254.40x = 41,260,605,279,732,704
  5. Step 5: Solve for x
    x = 41,260,605,279,732,704/171,073,254.40
  6. Step 6: Final answer
    x = 241,186,767.76

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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.