Home / 1,858,446,050.40-2,787,669,075.60-822,206,959.20

Finding the Fourth Proportional to 1,858,446,050.40, 2,787,669,075.60 and 822,206,959.20

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Solution

The fourth proportional to 1,858,446,050.40, 2,787,669,075.60 and 822,206,959.20 is: 1,233,310,438.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,446,050.40 : 2,787,669,075.60 = 822,206,959.20 : x
  2. Step 2: Convert to fraction form
    1,858,446,050.40/2,787,669,075.60 = 822,206,959.20/x
  3. Step 3: Cross multiply
    1,858,446,050.40x = 2,787,669,075.60 × 822,206,959.20
  4. Step 4: Simplify right side
    1,858,446,050.40x = 2,292,040,913,904,951,040
  5. Step 5: Solve for x
    x = 2,292,040,913,904,951,040/1,858,446,050.40
  6. Step 6: Final answer
    x = 1,233,310,438.80

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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.