Home / 2,607,702,050.45-3,913,161,972.26-1,208,425,505.78

Finding the Fourth Proportional to 2,607,702,050.45, 3,913,161,972.26 and 1,208,425,505.78

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Solution

The fourth proportional to 2,607,702,050.45, 3,913,161,972.26 and 1,208,425,505.78 is: 1,813,383,831.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,607,702,050.45 : 3,913,161,972.26 = 1,208,425,505.78 : x
  2. Step 2: Convert to fraction form
    2,607,702,050.45/3,913,161,972.26 = 1,208,425,505.78/x
  3. Step 3: Cross multiply
    2,607,702,050.45x = 3,913,161,972.26 × 1,208,425,505.78
  4. Step 4: Simplify right side
    2,607,702,050.45x = 4,728,764,735,527,353,344
  5. Step 5: Solve for x
    x = 4,728,764,735,527,353,344/2,607,702,050.45
  6. Step 6: Final answer
    x = 1,813,383,831.45

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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.