Home / 54,578,032.80-81,678,092.40-50,043,069.60

Finding the Fourth Proportional to 54,578,032.80, 81,678,092.40 and 50,043,069.60

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Solution

The fourth proportional to 54,578,032.80, 81,678,092.40 and 50,043,069.60 is: 74,891,348.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,578,032.80 : 81,678,092.40 = 50,043,069.60 : x
  2. Step 2: Convert to fraction form
    54,578,032.80/81,678,092.40 = 50,043,069.60/x
  3. Step 3: Cross multiply
    54,578,032.80x = 81,678,092.40 × 50,043,069.60
  4. Step 4: Simplify right side
    54,578,032.80x = 4,087,422,462,768,431.50
  5. Step 5: Solve for x
    x = 4,087,422,462,768,431.50/54,578,032.80
  6. Step 6: Final answer
    x = 74,891,348.28

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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.