Home / 187,535,996.52-258,799,675.20-105,029,781.27

Finding the Fourth Proportional to 187,535,996.52, 258,799,675.20 and 105,029,781.27

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Solution

The fourth proportional to 187,535,996.52, 258,799,675.20 and 105,029,781.27 is: 144,941,098.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,535,996.52 : 258,799,675.20 = 105,029,781.27 : x
  2. Step 2: Convert to fraction form
    187,535,996.52/258,799,675.20 = 105,029,781.27/x
  3. Step 3: Cross multiply
    187,535,996.52x = 258,799,675.20 × 105,029,781.27
  4. Step 4: Simplify right side
    187,535,996.52x = 27,181,673,279,003,040
  5. Step 5: Solve for x
    x = 27,181,673,279,003,040/187,535,996.52
  6. Step 6: Final answer
    x = 144,941,098.15

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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.