Home / 293,987,955.79-440,981,933.52-109,769,818.39

Finding the Fourth Proportional to 293,987,955.79, 440,981,933.52 and 109,769,818.39

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Solution

The fourth proportional to 293,987,955.79, 440,981,933.52 and 109,769,818.39 is: 164,654,727.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,987,955.79 : 440,981,933.52 = 109,769,818.39 : x
  2. Step 2: Convert to fraction form
    293,987,955.79/440,981,933.52 = 109,769,818.39/x
  3. Step 3: Cross multiply
    293,987,955.79x = 440,981,933.52 × 109,769,818.39
  4. Step 4: Simplify right side
    293,987,955.79x = 48,406,506,755,761,448
  5. Step 5: Solve for x
    x = 48,406,506,755,761,448/293,987,955.79
  6. Step 6: Final answer
    x = 164,654,727.52

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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.