Home / 627,239,588.80-865,698,976.44-363,067,238.74

Finding the Fourth Proportional to 627,239,588.80, 865,698,976.44 and 363,067,238.74

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Solution

The fourth proportional to 627,239,588.80, 865,698,976.44 and 363,067,238.74 is: 501,095,502.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,239,588.80 : 865,698,976.44 = 363,067,238.74 : x
  2. Step 2: Convert to fraction form
    627,239,588.80/865,698,976.44 = 363,067,238.74/x
  3. Step 3: Cross multiply
    627,239,588.80x = 865,698,976.44 × 363,067,238.74
  4. Step 4: Simplify right side
    627,239,588.80x = 314,306,936,956,115,136
  5. Step 5: Solve for x
    x = 314,306,936,956,115,136/627,239,588.80
  6. Step 6: Final answer
    x = 501,095,502.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.