Home / 127,893,474.15-191,766,778.13-50,079,270.87

Finding the Fourth Proportional to 127,893,474.15, 191,766,778.13 and 50,079,270.87

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Solution

The fourth proportional to 127,893,474.15, 191,766,778.13 and 50,079,270.87 is: 75,090,152.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,893,474.15 : 191,766,778.13 = 50,079,270.87 : x
  2. Step 2: Convert to fraction form
    127,893,474.15/191,766,778.13 = 50,079,270.87/x
  3. Step 3: Cross multiply
    127,893,474.15x = 191,766,778.13 × 50,079,270.87
  4. Step 4: Simplify right side
    127,893,474.15x = 9,603,540,425,589,066
  5. Step 5: Solve for x
    x = 9,603,540,425,589,066/127,893,474.15
  6. Step 6: Final answer
    x = 75,090,152.09

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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.