Home / 2,073,992,040.40-3,112,182,454.20-782,454,427.60

Finding the Fourth Proportional to 2,073,992,040.40, 3,112,182,454.20 and 782,454,427.60

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Solution

The fourth proportional to 2,073,992,040.40, 3,112,182,454.20 and 782,454,427.60 is: 1,174,132,249.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,073,992,040.40 : 3,112,182,454.20 = 782,454,427.60 : x
  2. Step 2: Convert to fraction form
    2,073,992,040.40/3,112,182,454.20 = 782,454,427.60/x
  3. Step 3: Cross multiply
    2,073,992,040.40x = 3,112,182,454.20 × 782,454,427.60
  4. Step 4: Simplify right side
    2,073,992,040.40x = 2,435,140,940,787,824,128
  5. Step 5: Solve for x
    x = 2,435,140,940,787,824,128/2,073,992,040.40
  6. Step 6: Final answer
    x = 1,174,132,249.96

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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.