Home / 2,120,699,441,875.90-3,181,049,204,851.60-509,033,322,918.25

Finding the Fourth Proportional to 2,120,699,441,875.90, 3,181,049,204,851.60 and 509,033,322,918.25

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Solution

The fourth proportional to 2,120,699,441,875.90, 3,181,049,204,851.60 and 509,033,322,918.25 is: 763,549,994,467.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,120,699,441,875.90 : 3,181,049,204,851.60 = 509,033,322,918.25 : x
  2. Step 2: Convert to fraction form
    2,120,699,441,875.90/3,181,049,204,851.60 = 509,033,322,918.25/x
  3. Step 3: Cross multiply
    2,120,699,441,875.90x = 3,181,049,204,851.60 × 509,033,322,918.25
  4. Step 4: Simplify right side
    2,120,699,441,875.90x = 1,619,260,047,112,066,973,040,640
  5. Step 5: Solve for x
    x = 1,619,260,047,112,066,973,040,640/2,120,699,441,875.90
  6. Step 6: Final answer
    x = 763,549,994,467.73

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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.