Home / 293,796,249.40-440,190,489.30-140,111,385.40

Finding the Fourth Proportional to 293,796,249.40, 440,190,489.30 and 140,111,385.40

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Solution

The fourth proportional to 293,796,249.40, 440,190,489.30 and 140,111,385.40 is: 209,926,775.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,796,249.40 : 440,190,489.30 = 140,111,385.40 : x
  2. Step 2: Convert to fraction form
    293,796,249.40/440,190,489.30 = 140,111,385.40/x
  3. Step 3: Cross multiply
    293,796,249.40x = 440,190,489.30 × 140,111,385.40
  4. Step 4: Simplify right side
    293,796,249.40x = 61,675,699,295,726,880
  5. Step 5: Solve for x
    x = 61,675,699,295,726,880/293,796,249.40
  6. Step 6: Final answer
    x = 209,926,775.52

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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.