Home / 754,123,769.11-1,040,674,481.53-436,597,403.52

Finding the Fourth Proportional to 754,123,769.11, 1,040,674,481.53 and 436,597,403.52

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Solution

The fourth proportional to 754,123,769.11, 1,040,674,481.53 and 436,597,403.52 is: 602,494,968.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,123,769.11 : 1,040,674,481.53 = 436,597,403.52 : x
  2. Step 2: Convert to fraction form
    754,123,769.11/1,040,674,481.53 = 436,597,403.52/x
  3. Step 3: Cross multiply
    754,123,769.11x = 1,040,674,481.53 × 436,597,403.52
  4. Step 4: Simplify right side
    754,123,769.11x = 454,355,776,545,520,192
  5. Step 5: Solve for x
    x = 454,355,776,545,520,192/754,123,769.11
  6. Step 6: Final answer
    x = 602,494,968.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.