Home / 119,644,860.44-165,110,024.22-64,640,760.68

Finding the Fourth Proportional to 119,644,860.44, 165,110,024.22 and 64,640,760.68

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Solution

The fourth proportional to 119,644,860.44, 165,110,024.22 and 64,640,760.68 is: 89,204,312.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,644,860.44 : 165,110,024.22 = 64,640,760.68 : x
  2. Step 2: Convert to fraction form
    119,644,860.44/165,110,024.22 = 64,640,760.68/x
  3. Step 3: Cross multiply
    119,644,860.44x = 165,110,024.22 × 64,640,760.68
  4. Step 4: Simplify right side
    119,644,860.44x = 10,672,837,561,474,024
  5. Step 5: Solve for x
    x = 10,672,837,561,474,024/119,644,860.44
  6. Step 6: Final answer
    x = 89,204,312.85

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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.