Home / 218,992,226.52-302,209,367.20-119,873,539.22

Finding the Fourth Proportional to 218,992,226.52, 302,209,367.20 and 119,873,539.22

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Solution

The fourth proportional to 218,992,226.52, 302,209,367.20 and 119,873,539.22 is: 165,425,535.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,992,226.52 : 302,209,367.20 = 119,873,539.22 : x
  2. Step 2: Convert to fraction form
    218,992,226.52/302,209,367.20 = 119,873,539.22/x
  3. Step 3: Cross multiply
    218,992,226.52x = 302,209,367.20 × 119,873,539.22
  4. Step 4: Simplify right side
    218,992,226.52x = 36,226,906,431,700,576
  5. Step 5: Solve for x
    x = 36,226,906,431,700,576/218,992,226.52
  6. Step 6: Final answer
    x = 165,425,535.91

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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.