Home / 127,673,519.79-191,537,179.65-41,405,199.87

Finding the Fourth Proportional to 127,673,519.79, 191,537,179.65 and 41,405,199.87

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Solution

The fourth proportional to 127,673,519.79, 191,537,179.65 and 41,405,199.87 is: 62,116,523.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,673,519.79 : 191,537,179.65 = 41,405,199.87 : x
  2. Step 2: Convert to fraction form
    127,673,519.79/191,537,179.65 = 41,405,199.87/x
  3. Step 3: Cross multiply
    127,673,519.79x = 191,537,179.65 × 41,405,199.87
  4. Step 4: Simplify right side
    127,673,519.79x = 7,930,635,205,944,346
  5. Step 5: Solve for x
    x = 7,930,635,205,944,346/127,673,519.79
  6. Step 6: Final answer
    x = 62,116,523.61

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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.