Home / 208,580,525.38-312,882,744.48-55,222,596.82

Finding the Fourth Proportional to 208,580,525.38, 312,882,744.48 and 55,222,596.82

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Solution

The fourth proportional to 208,580,525.38, 312,882,744.48 and 55,222,596.82 is: 82,837,060.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,580,525.38 : 312,882,744.48 = 55,222,596.82 : x
  2. Step 2: Convert to fraction form
    208,580,525.38/312,882,744.48 = 55,222,596.82/x
  3. Step 3: Cross multiply
    208,580,525.38x = 312,882,744.48 × 55,222,596.82
  4. Step 4: Simplify right side
    208,580,525.38x = 17,278,197,650,354,122
  5. Step 5: Solve for x
    x = 17,278,197,650,354,122/208,580,525.38
  6. Step 6: Final answer
    x = 82,837,060.74

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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.