Home / 329,005,412,618.75-493,541,933,335.65-113,873,602,983.32

Finding the Fourth Proportional to 329,005,412,618.75, 493,541,933,335.65 and 113,873,602,983.32

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Solution

The fourth proportional to 329,005,412,618.75, 493,541,933,335.65 and 113,873,602,983.32 is: 170,822,108,137.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,005,412,618.75 : 493,541,933,335.65 = 113,873,602,983.32 : x
  2. Step 2: Convert to fraction form
    329,005,412,618.75/493,541,933,335.65 = 113,873,602,983.32/x
  3. Step 3: Cross multiply
    329,005,412,618.75x = 493,541,933,335.65 × 113,873,602,983.32
  4. Step 4: Simplify right side
    329,005,412,618.75x = 56,201,398,172,284,004,335,616
  5. Step 5: Solve for x
    x = 56,201,398,172,284,004,335,616/329,005,412,618.75
  6. Step 6: Final answer
    x = 170,822,108,137.81

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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.