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Finding the Fourth Proportional to 1,775,458,978.16, 2,664,240,573 and 989,170,761.20

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Solution

The fourth proportional to 1,775,458,978.16, 2,664,240,573 and 989,170,761.20 is: 1,484,342,306.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,458,978.16 : 2,664,240,573 = 989,170,761.20 : x
  2. Step 2: Convert to fraction form
    1,775,458,978.16/2,664,240,573 = 989,170,761.20/x
  3. Step 3: Cross multiply
    1,775,458,978.16x = 2,664,240,573 × 989,170,761.20
  4. Step 4: Simplify right side
    1,775,458,978.16x = 2,635,388,875,614,334,464
  5. Step 5: Solve for x
    x = 2,635,388,875,614,334,464/1,775,458,978.16
  6. Step 6: Final answer
    x = 1,484,342,306.99

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