Home / 113,071,641.56-169,086,770.37-107,555,439.68

Finding the Fourth Proportional to 113,071,641.56, 169,086,770.37 and 107,555,439.68

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Solution

The fourth proportional to 113,071,641.56, 169,086,770.37 and 107,555,439.68 is: 160,837,869.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,071,641.56 : 169,086,770.37 = 107,555,439.68 : x
  2. Step 2: Convert to fraction form
    113,071,641.56/169,086,770.37 = 107,555,439.68/x
  3. Step 3: Cross multiply
    113,071,641.56x = 169,086,770.37 × 107,555,439.68
  4. Step 4: Simplify right side
    113,071,641.56x = 18,186,201,930,680,740
  5. Step 5: Solve for x
    x = 18,186,201,930,680,740/113,071,641.56
  6. Step 6: Final answer
    x = 160,837,869.51

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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.