Home / 54,444,219.40-81,666,329.10-54,066,305.80

Finding the Fourth Proportional to 54,444,219.40, 81,666,329.10 and 54,066,305.80

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Solution

The fourth proportional to 54,444,219.40, 81,666,329.10 and 54,066,305.80 is: 81,099,458.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,444,219.40 : 81,666,329.10 = 54,066,305.80 : x
  2. Step 2: Convert to fraction form
    54,444,219.40/81,666,329.10 = 54,066,305.80/x
  3. Step 3: Cross multiply
    54,444,219.40x = 81,666,329.10 × 54,066,305.80
  4. Step 4: Simplify right side
    54,444,219.40x = 4,415,396,722,684,038
  5. Step 5: Solve for x
    x = 4,415,396,722,684,038/54,444,219.40
  6. Step 6: Final answer
    x = 81,099,458.70

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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.