Home / 1,639,359,093.60-2,458,188,334.80-603,686,872.80

Finding the Fourth Proportional to 1,639,359,093.60, 2,458,188,334.80 and 603,686,872.80

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Solution

The fourth proportional to 1,639,359,093.60, 2,458,188,334.80 and 603,686,872.80 is: 905,217,187.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,359,093.60 : 2,458,188,334.80 = 603,686,872.80 : x
  2. Step 2: Convert to fraction form
    1,639,359,093.60/2,458,188,334.80 = 603,686,872.80/x
  3. Step 3: Cross multiply
    1,639,359,093.60x = 2,458,188,334.80 × 603,686,872.80
  4. Step 4: Simplify right side
    1,639,359,093.60x = 1,483,976,028,588,851,456
  5. Step 5: Solve for x
    x = 1,483,976,028,588,851,456/1,639,359,093.60
  6. Step 6: Final answer
    x = 905,217,187.85

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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.