Home / 286,801,004,732.45-395,820,092,379.77-163,232,188,004.79

Finding the Fourth Proportional to 286,801,004,732.45, 395,820,092,379.77 and 163,232,188,004.79

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Solution

The fourth proportional to 286,801,004,732.45, 395,820,092,379.77 and 163,232,188,004.79 is: 225,280,172,207.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,801,004,732.45 : 395,820,092,379.77 = 163,232,188,004.79 : x
  2. Step 2: Convert to fraction form
    286,801,004,732.45/395,820,092,379.77 = 163,232,188,004.79/x
  3. Step 3: Cross multiply
    286,801,004,732.45x = 395,820,092,379.77 × 163,232,188,004.79
  4. Step 4: Simplify right side
    286,801,004,732.45x = 64,610,579,735,407,969,173,504
  5. Step 5: Solve for x
    x = 64,610,579,735,407,969,173,504/286,801,004,732.45
  6. Step 6: Final answer
    x = 225,280,172,207.49

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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.