Home / 682,735,632.32-942,177,517.36-369,469,763.20

Finding the Fourth Proportional to 682,735,632.32, 942,177,517.36 and 369,469,763.20

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Solution

The fourth proportional to 682,735,632.32, 942,177,517.36 and 369,469,763.20 is: 509,869,542.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,735,632.32 : 942,177,517.36 = 369,469,763.20 : x
  2. Step 2: Convert to fraction form
    682,735,632.32/942,177,517.36 = 369,469,763.20/x
  3. Step 3: Cross multiply
    682,735,632.32x = 942,177,517.36 × 369,469,763.20
  4. Step 4: Simplify right side
    682,735,632.32x = 348,106,104,231,363,072
  5. Step 5: Solve for x
    x = 348,106,104,231,363,072/682,735,632.32
  6. Step 6: Final answer
    x = 509,869,542.11

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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.