Home / 54,292,233.60-81,410,356.80-20,196,028.80

Finding the Fourth Proportional to 54,292,233.60, 81,410,356.80 and 20,196,028.80

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Solution

The fourth proportional to 54,292,233.60, 81,410,356.80 and 20,196,028.80 is: 30,283,629.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,292,233.60 : 81,410,356.80 = 20,196,028.80 : x
  2. Step 2: Convert to fraction form
    54,292,233.60/81,410,356.80 = 20,196,028.80/x
  3. Step 3: Cross multiply
    54,292,233.60x = 81,410,356.80 × 20,196,028.80
  4. Step 4: Simplify right side
    54,292,233.60x = 1,644,165,910,551,075.75
  5. Step 5: Solve for x
    x = 1,644,165,910,551,075.75/54,292,233.60
  6. Step 6: Final answer
    x = 30,283,629.93

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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.