Home / 105,113,187.44-144,002,657.14-101,183,286.96

Finding the Fourth Proportional to 105,113,187.44, 144,002,657.14 and 101,183,286.96

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Solution

The fourth proportional to 105,113,187.44, 144,002,657.14 and 101,183,286.96 is: 138,618,783.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,113,187.44 : 144,002,657.14 = 101,183,286.96 : x
  2. Step 2: Convert to fraction form
    105,113,187.44/144,002,657.14 = 101,183,286.96/x
  3. Step 3: Cross multiply
    105,113,187.44x = 144,002,657.14 × 101,183,286.96
  4. Step 4: Simplify right side
    105,113,187.44x = 14,570,662,180,399,110
  5. Step 5: Solve for x
    x = 14,570,662,180,399,110/105,113,187.44
  6. Step 6: Final answer
    x = 138,618,783.57

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.