Home / 211,772,958.42-292,253,779-117,691,070.06

Finding the Fourth Proportional to 211,772,958.42, 292,253,779 and 117,691,070.06

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Solution

The fourth proportional to 211,772,958.42, 292,253,779 and 117,691,070.06 is: 162,417,620.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,772,958.42 : 292,253,779 = 117,691,070.06 : x
  2. Step 2: Convert to fraction form
    211,772,958.42/292,253,779 = 117,691,070.06/x
  3. Step 3: Cross multiply
    211,772,958.42x = 292,253,779 × 117,691,070.06
  4. Step 4: Simplify right side
    211,772,958.42x = 34,395,659,979,588,756
  5. Step 5: Solve for x
    x = 34,395,659,979,588,756/211,772,958.42
  6. Step 6: Final answer
    x = 162,417,620.44

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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.