Home / 293,030,221.80-439,608,318.30-88,578,964.20

Finding the Fourth Proportional to 293,030,221.80, 439,608,318.30 and 88,578,964.20

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Solution

The fourth proportional to 293,030,221.80, 439,608,318.30 and 88,578,964.20 is: 132,887,485.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,030,221.80 : 439,608,318.30 = 88,578,964.20 : x
  2. Step 2: Convert to fraction form
    293,030,221.80/439,608,318.30 = 88,578,964.20/x
  3. Step 3: Cross multiply
    293,030,221.80x = 439,608,318.30 × 88,578,964.20
  4. Step 4: Simplify right side
    293,030,221.80x = 38,940,049,488,717,904
  5. Step 5: Solve for x
    x = 38,940,049,488,717,904/293,030,221.80
  6. Step 6: Final answer
    x = 132,887,485.97

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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.