Home / 217,737,636.77-300,477,412.67-118,619,198.66

Finding the Fourth Proportional to 217,737,636.77, 300,477,412.67 and 118,619,198.66

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Solution

The fourth proportional to 217,737,636.77, 300,477,412.67 and 118,619,198.66 is: 163,694,207.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,737,636.77 : 300,477,412.67 = 118,619,198.66 : x
  2. Step 2: Convert to fraction form
    217,737,636.77/300,477,412.67 = 118,619,198.66/x
  3. Step 3: Cross multiply
    217,737,636.77x = 300,477,412.67 × 118,619,198.66
  4. Step 4: Simplify right side
    217,737,636.77x = 35,642,389,904,250,052
  5. Step 5: Solve for x
    x = 35,642,389,904,250,052/217,737,636.77
  6. Step 6: Final answer
    x = 163,694,207.55

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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.