Home / 187,084,998.21-280,622,773.38-50,766,838.77

Finding the Fourth Proportional to 187,084,998.21, 280,622,773.38 and 50,766,838.77

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Solution

The fourth proportional to 187,084,998.21, 280,622,773.38 and 50,766,838.77 is: 76,148,976.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,084,998.21 : 280,622,773.38 = 50,766,838.77 : x
  2. Step 2: Convert to fraction form
    187,084,998.21/280,622,773.38 = 50,766,838.77/x
  3. Step 3: Cross multiply
    187,084,998.21x = 280,622,773.38 × 50,766,838.77
  4. Step 4: Simplify right side
    187,084,998.21x = 14,246,331,091,372,708
  5. Step 5: Solve for x
    x = 14,246,331,091,372,708/187,084,998.21
  6. Step 6: Final answer
    x = 76,148,976.28

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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.