Home / 158,737,069.34-219,007,735.11-91,731,616.64

Finding the Fourth Proportional to 158,737,069.34, 219,007,735.11 and 91,731,616.64

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Solution

The fourth proportional to 158,737,069.34, 219,007,735.11 and 91,731,616.64 is: 126,561,071.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,737,069.34 : 219,007,735.11 = 91,731,616.64 : x
  2. Step 2: Convert to fraction form
    158,737,069.34/219,007,735.11 = 91,731,616.64/x
  3. Step 3: Cross multiply
    158,737,069.34x = 219,007,735.11 × 91,731,616.64
  4. Step 4: Simplify right side
    158,737,069.34x = 20,089,933,598,305,188
  5. Step 5: Solve for x
    x = 20,089,933,598,305,188/158,737,069.34
  6. Step 6: Final answer
    x = 126,561,071.60

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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.