Home / 187,472,602.88-258,714,862.75-108,086,093.92

Finding the Fourth Proportional to 187,472,602.88, 258,714,862.75 and 108,086,093.92

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Solution

The fourth proportional to 187,472,602.88, 258,714,862.75 and 108,086,093.92 is: 149,160,349.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,472,602.88 : 258,714,862.75 = 108,086,093.92 : x
  2. Step 2: Convert to fraction form
    187,472,602.88/258,714,862.75 = 108,086,093.92/x
  3. Step 3: Cross multiply
    187,472,602.88x = 258,714,862.75 × 108,086,093.92
  4. Step 4: Simplify right side
    187,472,602.88x = 27,963,478,954,153,828
  5. Step 5: Solve for x
    x = 27,963,478,954,153,828/187,472,602.88
  6. Step 6: Final answer
    x = 149,160,349.43

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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.