Home / 252,051,467.20-377,927,901.60-131,119,115.20

Finding the Fourth Proportional to 252,051,467.20, 377,927,901.60 and 131,119,115.20

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Solution

The fourth proportional to 252,051,467.20, 377,927,901.60 and 131,119,115.20 is: 196,601,006.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,051,467.20 : 377,927,901.60 = 131,119,115.20 : x
  2. Step 2: Convert to fraction form
    252,051,467.20/377,927,901.60 = 131,119,115.20/x
  3. Step 3: Cross multiply
    252,051,467.20x = 377,927,901.60 × 131,119,115.20
  4. Step 4: Simplify right side
    252,051,467.20x = 49,553,572,067,184,672
  5. Step 5: Solve for x
    x = 49,553,572,067,184,672/252,051,467.20
  6. Step 6: Final answer
    x = 196,601,006.21

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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.