Home / 107,586,418.20-161,379,621.84-102,359,034.42

Finding the Fourth Proportional to 107,586,418.20, 161,379,621.84 and 102,359,034.42

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Solution

The fourth proportional to 107,586,418.20, 161,379,621.84 and 102,359,034.42 is: 153,538,546.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,586,418.20 : 161,379,621.84 = 102,359,034.42 : x
  2. Step 2: Convert to fraction form
    107,586,418.20/161,379,621.84 = 102,359,034.42/x
  3. Step 3: Cross multiply
    107,586,418.20x = 161,379,621.84 × 102,359,034.42
  4. Step 4: Simplify right side
    107,586,418.20x = 16,518,662,266,607,144
  5. Step 5: Solve for x
    x = 16,518,662,266,607,144/107,586,418.20
  6. Step 6: Final answer
    x = 153,538,546.44

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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.