Home / 81,544,698.88-122,232,019.20-33,056,025.28

Finding the Fourth Proportional to 81,544,698.88, 122,232,019.20 and 33,056,025.28

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Solution

The fourth proportional to 81,544,698.88, 122,232,019.20 and 33,056,025.28 is: 49,549,569.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,544,698.88 : 122,232,019.20 = 33,056,025.28 : x
  2. Step 2: Convert to fraction form
    81,544,698.88/122,232,019.20 = 33,056,025.28/x
  3. Step 3: Cross multiply
    81,544,698.88x = 122,232,019.20 × 33,056,025.28
  4. Step 4: Simplify right side
    81,544,698.88x = 4,040,504,716,700,645.50
  5. Step 5: Solve for x
    x = 4,040,504,716,700,645.50/81,544,698.88
  6. Step 6: Final answer
    x = 49,549,569.40

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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.