Home / 18,398,483,007.80-27,597,724,511.70-7,922,718,015.80

Finding the Fourth Proportional to 18,398,483,007.80, 27,597,724,511.70 and 7,922,718,015.80

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Solution

The fourth proportional to 18,398,483,007.80, 27,597,724,511.70 and 7,922,718,015.80 is: 11,884,077,023.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,398,483,007.80 : 27,597,724,511.70 = 7,922,718,015.80 : x
  2. Step 2: Convert to fraction form
    18,398,483,007.80/27,597,724,511.70 = 7,922,718,015.80/x
  3. Step 3: Cross multiply
    18,398,483,007.80x = 27,597,724,511.70 × 7,922,718,015.80
  4. Step 4: Simplify right side
    18,398,483,007.80x = 218,648,989,183,930,859,520
  5. Step 5: Solve for x
    x = 218,648,989,183,930,859,520/18,398,483,007.80
  6. Step 6: Final answer
    x = 11,884,077,023.70

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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.