Home / 1,858,787,427.52-2,788,484,009.64-548,821,899.28

Finding the Fourth Proportional to 1,858,787,427.52, 2,788,484,009.64 and 548,821,899.28

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Solution

The fourth proportional to 1,858,787,427.52, 2,788,484,009.64 and 548,821,899.28 is: 823,322,273.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,787,427.52 : 2,788,484,009.64 = 548,821,899.28 : x
  2. Step 2: Convert to fraction form
    1,858,787,427.52/2,788,484,009.64 = 548,821,899.28/x
  3. Step 3: Cross multiply
    1,858,787,427.52x = 2,788,484,009.64 × 548,821,899.28
  4. Step 4: Simplify right side
    1,858,787,427.52x = 1,530,381,090,282,534,400
  5. Step 5: Solve for x
    x = 1,530,381,090,282,534,400/1,858,787,427.52
  6. Step 6: Final answer
    x = 823,322,273.23

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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.