Home / 181,903,120.80-251,026,960.19-99,396,905.55

Finding the Fourth Proportional to 181,903,120.80, 251,026,960.19 and 99,396,905.55

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Solution

The fourth proportional to 181,903,120.80, 251,026,960.19 and 99,396,905.55 is: 137,168,086.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,903,120.80 : 251,026,960.19 = 99,396,905.55 : x
  2. Step 2: Convert to fraction form
    181,903,120.80/251,026,960.19 = 99,396,905.55/x
  3. Step 3: Cross multiply
    181,903,120.80x = 251,026,960.19 × 99,396,905.55
  4. Step 4: Simplify right side
    181,903,120.80x = 24,951,303,052,012,056
  5. Step 5: Solve for x
    x = 24,951,303,052,012,056/181,903,120.80
  6. Step 6: Final answer
    x = 137,168,086.74

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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.