Home / 6,315,967,289.40-8,716,946,997.42-3,639,234,999.48

Finding the Fourth Proportional to 6,315,967,289.40, 8,716,946,997.42 and 3,639,234,999.48

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Solution

The fourth proportional to 6,315,967,289.40, 8,716,946,997.42 and 3,639,234,999.48 is: 5,022,669,869.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,315,967,289.40 : 8,716,946,997.42 = 3,639,234,999.48 : x
  2. Step 2: Convert to fraction form
    6,315,967,289.40/8,716,946,997.42 = 3,639,234,999.48/x
  3. Step 3: Cross multiply
    6,315,967,289.40x = 8,716,946,997.42 × 3,639,234,999.48
  4. Step 4: Simplify right side
    6,315,967,289.40x = 31,723,018,601,622,962,176
  5. Step 5: Solve for x
    x = 31,723,018,601,622,962,176/6,315,967,289.40
  6. Step 6: Final answer
    x = 5,022,669,869.56

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1.5x scale

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.