Home / 223,548,540.30-308,497,000.42-124,427,160.48

Finding the Fourth Proportional to 223,548,540.30, 308,497,000.42 and 124,427,160.48

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Solution

The fourth proportional to 223,548,540.30, 308,497,000.42 and 124,427,160.48 is: 171,709,489.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,548,540.30 : 308,497,000.42 = 124,427,160.48 : x
  2. Step 2: Convert to fraction form
    223,548,540.30/308,497,000.42 = 124,427,160.48/x
  3. Step 3: Cross multiply
    223,548,540.30x = 308,497,000.42 × 124,427,160.48
  4. Step 4: Simplify right side
    223,548,540.30x = 38,385,405,779,820,720
  5. Step 5: Solve for x
    x = 38,385,405,779,820,720/223,548,540.30
  6. Step 6: Final answer
    x = 171,709,489.71

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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.