Home / 2,055,276,678.49-2,836,284,553.08-1,115,479,320.37

Finding the Fourth Proportional to 2,055,276,678.49, 2,836,284,553.08 and 1,115,479,320.37

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Solution

The fourth proportional to 2,055,276,678.49, 2,836,284,553.08 and 1,115,479,320.37 is: 1,539,362,947.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055,276,678.49 : 2,836,284,553.08 = 1,115,479,320.37 : x
  2. Step 2: Convert to fraction form
    2,055,276,678.49/2,836,284,553.08 = 1,115,479,320.37/x
  3. Step 3: Cross multiply
    2,055,276,678.49x = 2,836,284,553.08 × 1,115,479,320.37
  4. Step 4: Simplify right side
    2,055,276,678.49x = 3,163,816,765,638,516,736
  5. Step 5: Solve for x
    x = 3,163,816,765,638,516,736/2,055,276,678.49
  6. Step 6: Final answer
    x = 1,539,362,947.46

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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.