Home / 1,322,850,075.48-1,825,518,617.16-728,121,844.44

Finding the Fourth Proportional to 1,322,850,075.48, 1,825,518,617.16 and 728,121,844.44

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Solution

The fourth proportional to 1,322,850,075.48, 1,825,518,617.16 and 728,121,844.44 is: 1,004,800,171.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,850,075.48 : 1,825,518,617.16 = 728,121,844.44 : x
  2. Step 2: Convert to fraction form
    1,322,850,075.48/1,825,518,617.16 = 728,121,844.44/x
  3. Step 3: Cross multiply
    1,322,850,075.48x = 1,825,518,617.16 × 728,121,844.44
  4. Step 4: Simplify right side
    1,322,850,075.48x = 1,329,199,982,586,097,664
  5. Step 5: Solve for x
    x = 1,329,199,982,586,097,664/1,322,850,075.48
  6. Step 6: Final answer
    x = 1,004,800,171.41

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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.