Home / 187,035,195.88-258,108,944.34-104,528,978.20

Finding the Fourth Proportional to 187,035,195.88, 258,108,944.34 and 104,528,978.20

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Solution

The fourth proportional to 187,035,195.88, 258,108,944.34 and 104,528,978.20 is: 144,250,198.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,035,195.88 : 258,108,944.34 = 104,528,978.20 : x
  2. Step 2: Convert to fraction form
    187,035,195.88/258,108,944.34 = 104,528,978.20/x
  3. Step 3: Cross multiply
    187,035,195.88x = 258,108,944.34 × 104,528,978.20
  4. Step 4: Simplify right side
    187,035,195.88x = 26,979,864,216,140,876
  5. Step 5: Solve for x
    x = 26,979,864,216,140,876/187,035,195.88
  6. Step 6: Final answer
    x = 144,250,198.95

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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.