Home / 81,796,505,198.40-122,694,757,797.60-37,716,662,894.40

Finding the Fourth Proportional to 81,796,505,198.40, 122,694,757,797.60 and 37,716,662,894.40

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Solution

The fourth proportional to 81,796,505,198.40, 122,694,757,797.60 and 37,716,662,894.40 is: 56,574,994,341.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,796,505,198.40 : 122,694,757,797.60 = 37,716,662,894.40 : x
  2. Step 2: Convert to fraction form
    81,796,505,198.40/122,694,757,797.60 = 37,716,662,894.40/x
  3. Step 3: Cross multiply
    81,796,505,198.40x = 122,694,757,797.60 × 37,716,662,894.40
  4. Step 4: Simplify right side
    81,796,505,198.40x = 4,627,636,818,762,135,502,848
  5. Step 5: Solve for x
    x = 4,627,636,818,762,135,502,848/81,796,505,198.40
  6. Step 6: Final answer
    x = 56,574,994,341.60

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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.