Home / 168,545,351.25-252,818,027.49-47,376,803.25

Finding the Fourth Proportional to 168,545,351.25, 252,818,027.49 and 47,376,803.25

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Solution

The fourth proportional to 168,545,351.25, 252,818,027.49 and 47,376,803.25 is: 71,065,205.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,545,351.25 : 252,818,027.49 = 47,376,803.25 : x
  2. Step 2: Convert to fraction form
    168,545,351.25/252,818,027.49 = 47,376,803.25/x
  3. Step 3: Cross multiply
    168,545,351.25x = 252,818,027.49 × 47,376,803.25
  4. Step 4: Simplify right side
    168,545,351.25x = 11,977,709,946,446,822
  5. Step 5: Solve for x
    x = 11,977,709,946,446,822/168,545,351.25
  6. Step 6: Final answer
    x = 71,065,205.05

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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.