Home / 305,042,737.62-415,327,332.42-304,074,186.39

Finding the Fourth Proportional to 305,042,737.62, 415,327,332.42 and 304,074,186.39

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Solution

The fourth proportional to 305,042,737.62, 415,327,332.42 and 304,074,186.39 is: 414,008,612.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,042,737.62 : 415,327,332.42 = 304,074,186.39 : x
  2. Step 2: Convert to fraction form
    305,042,737.62/415,327,332.42 = 304,074,186.39/x
  3. Step 3: Cross multiply
    305,042,737.62x = 415,327,332.42 × 304,074,186.39
  4. Step 4: Simplify right side
    305,042,737.62x = 126,290,320,692,749,152
  5. Step 5: Solve for x
    x = 126,290,320,692,749,152/305,042,737.62
  6. Step 6: Final answer
    x = 414,008,612.95

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.