Home / 221,419,475.70-332,138,292.03-75,953,075.82

Finding the Fourth Proportional to 221,419,475.70, 332,138,292.03 and 75,953,075.82

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Solution

The fourth proportional to 221,419,475.70, 332,138,292.03 and 75,953,075.82 is: 113,932,727.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,419,475.70 : 332,138,292.03 = 75,953,075.82 : x
  2. Step 2: Convert to fraction form
    221,419,475.70/332,138,292.03 = 75,953,075.82/x
  3. Step 3: Cross multiply
    221,419,475.70x = 332,138,292.03 × 75,953,075.82
  4. Step 4: Simplify right side
    221,419,475.70x = 25,226,924,877,279,888
  5. Step 5: Solve for x
    x = 25,226,924,877,279,888/221,419,475.70
  6. Step 6: Final answer
    x = 113,932,727.90

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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.