Home / 115,801,857.58-173,708,372.79-38,077,040.64

Finding the Fourth Proportional to 115,801,857.58, 173,708,372.79 and 38,077,040.64

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Solution

The fourth proportional to 115,801,857.58, 173,708,372.79 and 38,077,040.64 is: 57,117,397.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,801,857.58 : 173,708,372.79 = 38,077,040.64 : x
  2. Step 2: Convert to fraction form
    115,801,857.58/173,708,372.79 = 38,077,040.64/x
  3. Step 3: Cross multiply
    115,801,857.58x = 173,708,372.79 × 38,077,040.64
  4. Step 4: Simplify right side
    115,801,857.58x = 6,614,300,770,233,100
  5. Step 5: Solve for x
    x = 6,614,300,770,233,100/115,801,857.58
  6. Step 6: Final answer
    x = 57,117,397.84

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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.