Home / 293,168,309.10-439,802,230.05-88,694,760.30

Finding the Fourth Proportional to 293,168,309.10, 439,802,230.05 and 88,694,760.30

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Solution

The fourth proportional to 293,168,309.10, 439,802,230.05 and 88,694,760.30 is: 133,057,196.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,168,309.10 : 439,802,230.05 = 88,694,760.30 : x
  2. Step 2: Convert to fraction form
    293,168,309.10/439,802,230.05 = 88,694,760.30/x
  3. Step 3: Cross multiply
    293,168,309.10x = 439,802,230.05 × 88,694,760.30
  4. Step 4: Simplify right side
    293,168,309.10x = 39,008,153,373,690,208
  5. Step 5: Solve for x
    x = 39,008,153,373,690,208/293,168,309.10
  6. Step 6: Final answer
    x = 133,057,196.71

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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.