Home / 111,651,909.28-167,485,863.09-29,770,358.64

Finding the Fourth Proportional to 111,651,909.28, 167,485,863.09 and 29,770,358.64

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Solution

The fourth proportional to 111,651,909.28, 167,485,863.09 and 29,770,358.64 is: 44,657,670.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,651,909.28 : 167,485,863.09 = 29,770,358.64 : x
  2. Step 2: Convert to fraction form
    111,651,909.28/167,485,863.09 = 29,770,358.64/x
  3. Step 3: Cross multiply
    111,651,909.28x = 167,485,863.09 × 29,770,358.64
  4. Step 4: Simplify right side
    111,651,909.28x = 4,986,114,211,319,239
  5. Step 5: Solve for x
    x = 4,986,114,211,319,239/111,651,909.28
  6. Step 6: Final answer
    x = 44,657,670.82

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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.