Home / 168,501,815.70-252,752,723.55-149,369,939.70

Finding the Fourth Proportional to 168,501,815.70, 252,752,723.55 and 149,369,939.70

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Solution

The fourth proportional to 168,501,815.70, 252,752,723.55 and 149,369,939.70 is: 224,054,909.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,501,815.70 : 252,752,723.55 = 149,369,939.70 : x
  2. Step 2: Convert to fraction form
    168,501,815.70/252,752,723.55 = 149,369,939.70/x
  3. Step 3: Cross multiply
    168,501,815.70x = 252,752,723.55 × 149,369,939.70
  4. Step 4: Simplify right side
    168,501,815.70x = 37,753,659,075,674,272
  5. Step 5: Solve for x
    x = 37,753,659,075,674,272/168,501,815.70
  6. Step 6: Final answer
    x = 224,054,909.55

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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.