Home / 172,728,867.83-259,138,679.22-62,075,709.86

Finding the Fourth Proportional to 172,728,867.83, 259,138,679.22 and 62,075,709.86

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Solution

The fourth proportional to 172,728,867.83, 259,138,679.22 and 62,075,709.86 is: 93,129,872.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,728,867.83 : 259,138,679.22 = 62,075,709.86 : x
  2. Step 2: Convert to fraction form
    172,728,867.83/259,138,679.22 = 62,075,709.86/x
  3. Step 3: Cross multiply
    172,728,867.83x = 259,138,679.22 × 62,075,709.86
  4. Step 4: Simplify right side
    172,728,867.83x = 16,086,217,463,468,636
  5. Step 5: Solve for x
    x = 16,086,217,463,468,636/172,728,867.83
  6. Step 6: Final answer
    x = 93,129,872.65

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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.