Home / 77,146,063.88-115,719,095.82-36,633,725.96

Finding the Fourth Proportional to 77,146,063.88, 115,719,095.82 and 36,633,725.96

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Solution

The fourth proportional to 77,146,063.88, 115,719,095.82 and 36,633,725.96 is: 54,950,588.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,146,063.88 : 115,719,095.82 = 36,633,725.96 : x
  2. Step 2: Convert to fraction form
    77,146,063.88/115,719,095.82 = 36,633,725.96/x
  3. Step 3: Cross multiply
    77,146,063.88x = 115,719,095.82 × 36,633,725.96
  4. Step 4: Simplify right side
    77,146,063.88x = 4,239,221,644,608,861.50
  5. Step 5: Solve for x
    x = 4,239,221,644,608,861.50/77,146,063.88
  6. Step 6: Final answer
    x = 54,950,588.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.