Home / 304,489,346.14-420,199,328.75-165,261,776.86

Finding the Fourth Proportional to 304,489,346.14, 420,199,328.75 and 165,261,776.86

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Solution

The fourth proportional to 304,489,346.14, 420,199,328.75 and 165,261,776.86 is: 228,063,439.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,489,346.14 : 420,199,328.75 = 165,261,776.86 : x
  2. Step 2: Convert to fraction form
    304,489,346.14/420,199,328.75 = 165,261,776.86/x
  3. Step 3: Cross multiply
    304,489,346.14x = 420,199,328.75 × 165,261,776.86
  4. Step 4: Simplify right side
    304,489,346.14x = 69,442,887,704,604,288
  5. Step 5: Solve for x
    x = 69,442,887,704,604,288/304,489,346.14
  6. Step 6: Final answer
    x = 228,063,439.94

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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.