Home / 72,268,573,638.78-108,335,462,911.29-24,428,296,952.55

Finding the Fourth Proportional to 72,268,573,638.78, 108,335,462,911.29 and 24,428,296,952.55

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Solution

The fourth proportional to 72,268,573,638.78, 108,335,462,911.29 and 24,428,296,952.55 is: 36,619,663,641.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,268,573,638.78 : 108,335,462,911.29 = 24,428,296,952.55 : x
  2. Step 2: Convert to fraction form
    72,268,573,638.78/108,335,462,911.29 = 24,428,296,952.55/x
  3. Step 3: Cross multiply
    72,268,573,638.78x = 108,335,462,911.29 × 24,428,296,952.55
  4. Step 4: Simplify right side
    72,268,573,638.78x = 2,646,450,858,488,958,550,016
  5. Step 5: Solve for x
    x = 2,646,450,858,488,958,550,016/72,268,573,638.78
  6. Step 6: Final answer
    x = 36,619,663,641.30

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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.