Home / 509,915,314.80-764,872,972.20-467,400,034.80

Finding the Fourth Proportional to 509,915,314.80, 764,872,972.20 and 467,400,034.80

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Solution

The fourth proportional to 509,915,314.80, 764,872,972.20 and 467,400,034.80 is: 701,100,052.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,915,314.80 : 764,872,972.20 = 467,400,034.80 : x
  2. Step 2: Convert to fraction form
    509,915,314.80/764,872,972.20 = 467,400,034.80/x
  3. Step 3: Cross multiply
    509,915,314.80x = 764,872,972.20 × 467,400,034.80
  4. Step 4: Simplify right side
    509,915,314.80x = 357,501,653,823,859,456
  5. Step 5: Solve for x
    x = 357,501,653,823,859,456/509,915,314.80
  6. Step 6: Final answer
    x = 701,100,052.20

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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.