Home / 624,656,738.70-937,305,940.95-275,147,719.74

Finding the Fourth Proportional to 624,656,738.70, 937,305,940.95 and 275,147,719.74

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Solution

The fourth proportional to 624,656,738.70, 937,305,940.95 and 275,147,719.74 is: 412,862,899.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,656,738.70 : 937,305,940.95 = 275,147,719.74 : x
  2. Step 2: Convert to fraction form
    624,656,738.70/937,305,940.95 = 275,147,719.74/x
  3. Step 3: Cross multiply
    624,656,738.70x = 937,305,940.95 × 275,147,719.74
  4. Step 4: Simplify right side
    624,656,738.70x = 257,897,592,351,147,616
  5. Step 5: Solve for x
    x = 257,897,592,351,147,616/624,656,738.70
  6. Step 6: Final answer
    x = 412,862,899.53

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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.