Home / 3,678,528,021.80-5,517,792,032.70-3,279,451,260.20

Finding the Fourth Proportional to 3,678,528,021.80, 5,517,792,032.70 and 3,279,451,260.20

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Solution

The fourth proportional to 3,678,528,021.80, 5,517,792,032.70 and 3,279,451,260.20 is: 4,919,176,890.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,528,021.80 : 5,517,792,032.70 = 3,279,451,260.20 : x
  2. Step 2: Convert to fraction form
    3,678,528,021.80/5,517,792,032.70 = 3,279,451,260.20/x
  3. Step 3: Cross multiply
    3,678,528,021.80x = 5,517,792,032.70 × 3,279,451,260.20
  4. Step 4: Simplify right side
    3,678,528,021.80x = 18,095,330,035,159,533,568
  5. Step 5: Solve for x
    x = 18,095,330,035,159,533,568/3,678,528,021.80
  6. Step 6: Final answer
    x = 4,919,176,890.30

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1.5x scale

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.