Home / 205,780,965,331.06-308,565,463,371.18-92,363,461,357.96

Finding the Fourth Proportional to 205,780,965,331.06, 308,565,463,371.18 and 92,363,461,357.96

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Solution

The fourth proportional to 205,780,965,331.06, 308,565,463,371.18 and 92,363,461,357.96 is: 138,497,621,520.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,780,965,331.06 : 308,565,463,371.18 = 92,363,461,357.96 : x
  2. Step 2: Convert to fraction form
    205,780,965,331.06/308,565,463,371.18 = 92,363,461,357.96/x
  3. Step 3: Cross multiply
    205,780,965,331.06x = 308,565,463,371.18 × 92,363,461,357.96
  4. Step 4: Simplify right side
    205,780,965,331.06x = 28,500,174,252,485,008,949,248
  5. Step 5: Solve for x
    x = 28,500,174,252,485,008,949,248/205,780,965,331.06
  6. Step 6: Final answer
    x = 138,497,621,520.21

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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.