Home / 2,200,311,574.80-3,299,333,621.40-819,415,280.40

Finding the Fourth Proportional to 2,200,311,574.80, 3,299,333,621.40 and 819,415,280.40

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Solution

The fourth proportional to 2,200,311,574.80, 3,299,333,621.40 and 819,415,280.40 is: 1,228,700,705.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200,311,574.80 : 3,299,333,621.40 = 819,415,280.40 : x
  2. Step 2: Convert to fraction form
    2,200,311,574.80/3,299,333,621.40 = 819,415,280.40/x
  3. Step 3: Cross multiply
    2,200,311,574.80x = 3,299,333,621.40 × 819,415,280.40
  4. Step 4: Simplify right side
    2,200,311,574.80x = 2,703,524,384,512,628,224
  5. Step 5: Solve for x
    x = 2,703,524,384,512,628,224/2,200,311,574.80
  6. Step 6: Final answer
    x = 1,228,700,705.61

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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.