Home / 1,452,759,338.36-2,179,503,996.24-417,622,101.50

Finding the Fourth Proportional to 1,452,759,338.36, 2,179,503,996.24 and 417,622,101.50

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Solution

The fourth proportional to 1,452,759,338.36, 2,179,503,996.24 and 417,622,101.50 is: 626,538,074.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,759,338.36 : 2,179,503,996.24 = 417,622,101.50 : x
  2. Step 2: Convert to fraction form
    1,452,759,338.36/2,179,503,996.24 = 417,622,101.50/x
  3. Step 3: Cross multiply
    1,452,759,338.36x = 2,179,503,996.24 × 417,622,101.50
  4. Step 4: Simplify right side
    1,452,759,338.36x = 910,209,039,137,396,864
  5. Step 5: Solve for x
    x = 910,209,039,137,396,864/1,452,759,338.36
  6. Step 6: Final answer
    x = 626,538,074.89

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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.