Home / 2,646,608,636.88-3,970,505,019.96-806,505,328.08

Finding the Fourth Proportional to 2,646,608,636.88, 3,970,505,019.96 and 806,505,328.08

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Solution

The fourth proportional to 2,646,608,636.88, 3,970,505,019.96 and 806,505,328.08 is: 1,209,938,412.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646,608,636.88 : 3,970,505,019.96 = 806,505,328.08 : x
  2. Step 2: Convert to fraction form
    2,646,608,636.88/3,970,505,019.96 = 806,505,328.08/x
  3. Step 3: Cross multiply
    2,646,608,636.88x = 3,970,505,019.96 × 806,505,328.08
  4. Step 4: Simplify right side
    2,646,608,636.88x = 3,202,233,453,766,127,104
  5. Step 5: Solve for x
    x = 3,202,233,453,766,127,104/2,646,608,636.88
  6. Step 6: Final answer
    x = 1,209,938,412.93

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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.