Home / 1,940,019,205.80-2,910,028,808.70-559,878,738.60

Finding the Fourth Proportional to 1,940,019,205.80, 2,910,028,808.70 and 559,878,738.60

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Solution

The fourth proportional to 1,940,019,205.80, 2,910,028,808.70 and 559,878,738.60 is: 839,818,107.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,019,205.80 : 2,910,028,808.70 = 559,878,738.60 : x
  2. Step 2: Convert to fraction form
    1,940,019,205.80/2,910,028,808.70 = 559,878,738.60/x
  3. Step 3: Cross multiply
    1,940,019,205.80x = 2,910,028,808.70 × 559,878,738.60
  4. Step 4: Simplify right side
    1,940,019,205.80x = 1,629,263,258,704,616,704
  5. Step 5: Solve for x
    x = 1,629,263,258,704,616,704/1,940,019,205.80
  6. Step 6: Final answer
    x = 839,818,107.90

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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.