Home / 107,423,305-161,020,234.98-61,265,785.66

Finding the Fourth Proportional to 107,423,305, 161,020,234.98 and 61,265,785.66

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Solution

The fourth proportional to 107,423,305, 161,020,234.98 and 61,265,785.66 is: 91,833,249.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,423,305 : 161,020,234.98 = 61,265,785.66 : x
  2. Step 2: Convert to fraction form
    107,423,305/161,020,234.98 = 61,265,785.66/x
  3. Step 3: Cross multiply
    107,423,305x = 161,020,234.98 × 61,265,785.66
  4. Step 4: Simplify right side
    107,423,305x = 9,865,031,203,207,514
  5. Step 5: Solve for x
    x = 9,865,031,203,207,514/107,423,305
  6. Step 6: Final answer
    x = 91,833,249.81

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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.