Home / 187,058,644.67-258,084,233.75-130,541,887.22

Finding the Fourth Proportional to 187,058,644.67, 258,084,233.75 and 130,541,887.22

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Solution

The fourth proportional to 187,058,644.67, 258,084,233.75 and 130,541,887.22 is: 180,108,238.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,058,644.67 : 258,084,233.75 = 130,541,887.22 : x
  2. Step 2: Convert to fraction form
    187,058,644.67/258,084,233.75 = 130,541,887.22/x
  3. Step 3: Cross multiply
    187,058,644.67x = 258,084,233.75 × 130,541,887.22
  4. Step 4: Simplify right side
    187,058,644.67x = 33,690,802,933,509,488
  5. Step 5: Solve for x
    x = 33,690,802,933,509,488/187,058,644.67
  6. Step 6: Final answer
    x = 180,108,238.22

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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.