Home / 187,951,726.50-282,204,343.26-105,115,773.48

Finding the Fourth Proportional to 187,951,726.50, 282,204,343.26 and 105,115,773.48

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Solution

The fourth proportional to 187,951,726.50, 282,204,343.26 and 105,115,773.48 is: 157,828,440.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,951,726.50 : 282,204,343.26 = 105,115,773.48 : x
  2. Step 2: Convert to fraction form
    187,951,726.50/282,204,343.26 = 105,115,773.48/x
  3. Step 3: Cross multiply
    187,951,726.50x = 282,204,343.26 × 105,115,773.48
  4. Step 4: Simplify right side
    187,951,726.50x = 29,664,127,821,190,324
  5. Step 5: Solve for x
    x = 29,664,127,821,190,324/187,951,726.50
  6. Step 6: Final answer
    x = 157,828,440.17

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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.