Home / 395,701,668,449.45-590,887,841,488.23-323,156,729,855.78

Finding the Fourth Proportional to 395,701,668,449.45, 590,887,841,488.23 and 323,156,729,855.78

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Solution

The fourth proportional to 395,701,668,449.45, 590,887,841,488.23 and 323,156,729,855.78 is: 482,558,952,341.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,701,668,449.45 : 590,887,841,488.23 = 323,156,729,855.78 : x
  2. Step 2: Convert to fraction form
    395,701,668,449.45/590,887,841,488.23 = 323,156,729,855.78/x
  3. Step 3: Cross multiply
    395,701,668,449.45x = 590,887,841,488.23 × 323,156,729,855.78
  4. Step 4: Simplify right side
    395,701,668,449.45x = 190,949,382,566,876,918,317,056
  5. Step 5: Solve for x
    x = 190,949,382,566,876,918,317,056/395,701,668,449.45
  6. Step 6: Final answer
    x = 482,558,952,341.82

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.