Home / 105,695,516.93-145,859,514.75-58,659,691.73

Finding the Fourth Proportional to 105,695,516.93, 145,859,514.75 and 58,659,691.73

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Solution

The fourth proportional to 105,695,516.93, 145,859,514.75 and 58,659,691.73 is: 80,950,208.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,695,516.93 : 145,859,514.75 = 58,659,691.73 : x
  2. Step 2: Convert to fraction form
    105,695,516.93/145,859,514.75 = 58,659,691.73/x
  3. Step 3: Cross multiply
    105,695,516.93x = 145,859,514.75 × 58,659,691.73
  4. Step 4: Simplify right side
    105,695,516.93x = 8,556,074,170,393,091
  5. Step 5: Solve for x
    x = 8,556,074,170,393,091/105,695,516.93
  6. Step 6: Final answer
    x = 80,950,208.86

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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.