Home / 171,072,932.40-256,105,513.80-161,107,210.80

Finding the Fourth Proportional to 171,072,932.40, 256,105,513.80 and 161,107,210.80

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Solution

The fourth proportional to 171,072,932.40, 256,105,513.80 and 161,107,210.80 is: 241,186,284.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,072,932.40 : 256,105,513.80 = 161,107,210.80 : x
  2. Step 2: Convert to fraction form
    171,072,932.40/256,105,513.80 = 161,107,210.80/x
  3. Step 3: Cross multiply
    171,072,932.40x = 256,105,513.80 × 161,107,210.80
  4. Step 4: Simplify right side
    171,072,932.40x = 41,260,444,998,818,912
  5. Step 5: Solve for x
    x = 41,260,444,998,818,912/171,072,932.40
  6. Step 6: Final answer
    x = 241,186,284.82

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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.