Home / 202,379,809.57-279,284,766.08-109,560,095.98

Finding the Fourth Proportional to 202,379,809.57, 279,284,766.08 and 109,560,095.98

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Solution

The fourth proportional to 202,379,809.57, 279,284,766.08 and 109,560,095.98 is: 151,193,272.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,379,809.57 : 279,284,766.08 = 109,560,095.98 : x
  2. Step 2: Convert to fraction form
    202,379,809.57/279,284,766.08 = 109,560,095.98/x
  3. Step 3: Cross multiply
    202,379,809.57x = 279,284,766.08 × 109,560,095.98
  4. Step 4: Simplify right side
    202,379,809.57x = 30,598,465,776,230,636
  5. Step 5: Solve for x
    x = 30,598,465,776,230,636/202,379,809.57
  6. Step 6: Final answer
    x = 151,193,272.89

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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.