Home / 205,780,965,187.62-308,565,463,161.34-92,363,461,218.84

Finding the Fourth Proportional to 205,780,965,187.62, 308,565,463,161.34 and 92,363,461,218.84

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Solution

The fourth proportional to 205,780,965,187.62, 308,565,463,161.34 and 92,363,461,218.84 is: 138,497,621,313.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,780,965,187.62 : 308,565,463,161.34 = 92,363,461,218.84 : x
  2. Step 2: Convert to fraction form
    205,780,965,187.62/308,565,463,161.34 = 92,363,461,218.84/x
  3. Step 3: Cross multiply
    205,780,965,187.62x = 308,565,463,161.34 × 92,363,461,218.84
  4. Step 4: Simplify right side
    205,780,965,187.62x = 28,500,174,190,175,829,622,784
  5. Step 5: Solve for x
    x = 28,500,174,190,175,829,622,784/205,780,965,187.62
  6. Step 6: Final answer
    x = 138,497,621,313.96

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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.