Home / 217,737,635.27-300,477,410.60-118,619,197.16

Finding the Fourth Proportional to 217,737,635.27, 300,477,410.60 and 118,619,197.16

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Solution

The fourth proportional to 217,737,635.27, 300,477,410.60 and 118,619,197.16 is: 163,694,205.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,737,635.27 : 300,477,410.60 = 118,619,197.16 : x
  2. Step 2: Convert to fraction form
    217,737,635.27/300,477,410.60 = 118,619,197.16/x
  3. Step 3: Cross multiply
    217,737,635.27x = 300,477,410.60 × 118,619,197.16
  4. Step 4: Simplify right side
    217,737,635.27x = 35,642,389,207,992,196
  5. Step 5: Solve for x
    x = 35,642,389,207,992,196/217,737,635.27
  6. Step 6: Final answer
    x = 163,694,205.48

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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.