Home / 293,203,843.20-439,693,790.40-88,663,939.20

Finding the Fourth Proportional to 293,203,843.20, 439,693,790.40 and 88,663,939.20

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Solution

The fourth proportional to 293,203,843.20, 439,693,790.40 and 88,663,939.20 is: 132,962,048.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,203,843.20 : 439,693,790.40 = 88,663,939.20 : x
  2. Step 2: Convert to fraction form
    293,203,843.20/439,693,790.40 = 88,663,939.20/x
  3. Step 3: Cross multiply
    293,203,843.20x = 439,693,790.40 × 88,663,939.20
  4. Step 4: Simplify right side
    293,203,843.20x = 38,984,983,498,643,144
  5. Step 5: Solve for x
    x = 38,984,983,498,643,144/293,203,843.20
  6. Step 6: Final answer
    x = 132,962,048.09

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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.