Home / 320,795,536.49-442,621,956.84-181,566,298.27

Finding the Fourth Proportional to 320,795,536.49, 442,621,956.84 and 181,566,298.27

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Solution

The fourth proportional to 320,795,536.49, 442,621,956.84 and 181,566,298.27 is: 250,518,542.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,795,536.49 : 442,621,956.84 = 181,566,298.27 : x
  2. Step 2: Convert to fraction form
    320,795,536.49/442,621,956.84 = 181,566,298.27/x
  3. Step 3: Cross multiply
    320,795,536.49x = 442,621,956.84 × 181,566,298.27
  4. Step 4: Simplify right side
    320,795,536.49x = 80,365,230,236,336,736
  5. Step 5: Solve for x
    x = 80,365,230,236,336,736/320,795,536.49
  6. Step 6: Final answer
    x = 250,518,542.48

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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.