Home / 117,687,199.88-162,409,823.19-64,769,998.29

Finding the Fourth Proportional to 117,687,199.88, 162,409,823.19 and 64,769,998.29

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Solution

The fourth proportional to 117,687,199.88, 162,409,823.19 and 64,769,998.29 is: 89,383,416.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,687,199.88 : 162,409,823.19 = 64,769,998.29 : x
  2. Step 2: Convert to fraction form
    117,687,199.88/162,409,823.19 = 64,769,998.29/x
  3. Step 3: Cross multiply
    117,687,199.88x = 162,409,823.19 × 64,769,998.29
  4. Step 4: Simplify right side
    117,687,199.88x = 10,519,283,970,295,502
  5. Step 5: Solve for x
    x = 10,519,283,970,295,502/117,687,199.88
  6. Step 6: Final answer
    x = 89,383,416.22

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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.