Home / 2,787,223,591.80-3,846,222,190.98-1,533,920,901.48

Finding the Fourth Proportional to 2,787,223,591.80, 3,846,222,190.98 and 1,533,920,901.48

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Solution

The fourth proportional to 2,787,223,591.80, 3,846,222,190.98 and 1,533,920,901.48 is: 2,116,730,293.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787,223,591.80 : 3,846,222,190.98 = 1,533,920,901.48 : x
  2. Step 2: Convert to fraction form
    2,787,223,591.80/3,846,222,190.98 = 1,533,920,901.48/x
  3. Step 3: Cross multiply
    2,787,223,591.80x = 3,846,222,190.98 × 1,533,920,901.48
  4. Step 4: Simplify right side
    2,787,223,591.80x = 5,899,800,610,480,422,912
  5. Step 5: Solve for x
    x = 5,899,800,610,480,422,912/2,787,223,591.80
  6. Step 6: Final answer
    x = 2,116,730,293.13

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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.