Home / 201,786,465,766.08-302,679,989,959.90-82,403,790,296.39

Finding the Fourth Proportional to 201,786,465,766.08, 302,679,989,959.90 and 82,403,790,296.39

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Solution

The fourth proportional to 201,786,465,766.08, 302,679,989,959.90 and 82,403,790,296.39 is: 123,605,804,407.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,786,465,766.08 : 302,679,989,959.90 = 82,403,790,296.39 : x
  2. Step 2: Convert to fraction form
    201,786,465,766.08/302,679,989,959.90 = 82,403,790,296.39/x
  3. Step 3: Cross multiply
    201,786,465,766.08x = 302,679,989,959.90 × 82,403,790,296.39
  4. Step 4: Simplify right side
    201,786,465,766.08x = 24,941,978,419,567,517,499,392
  5. Step 5: Solve for x
    x = 24,941,978,419,567,517,499,392/201,786,465,766.08
  6. Step 6: Final answer
    x = 123,605,804,407.52

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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.