Home / 187,535,997.27-258,799,676.24-105,029,782.02

Finding the Fourth Proportional to 187,535,997.27, 258,799,676.24 and 105,029,782.02

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Solution

The fourth proportional to 187,535,997.27, 258,799,676.24 and 105,029,782.02 is: 144,941,099.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,535,997.27 : 258,799,676.24 = 105,029,782.02 : x
  2. Step 2: Convert to fraction form
    187,535,997.27/258,799,676.24 = 105,029,782.02/x
  3. Step 3: Cross multiply
    187,535,997.27x = 258,799,676.24 × 105,029,782.02
  4. Step 4: Simplify right side
    187,535,997.27x = 27,181,673,581,808,624
  5. Step 5: Solve for x
    x = 27,181,673,581,808,624/187,535,997.27
  6. Step 6: Final answer
    x = 144,941,099.19

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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.