Home / 91,089,002.55-136,633,503.83-82,302,511.35

Finding the Fourth Proportional to 91,089,002.55, 136,633,503.83 and 82,302,511.35

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Solution

The fourth proportional to 91,089,002.55, 136,633,503.83 and 82,302,511.35 is: 123,453,767.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,089,002.55 : 136,633,503.83 = 82,302,511.35 : x
  2. Step 2: Convert to fraction form
    91,089,002.55/136,633,503.83 = 82,302,511.35/x
  3. Step 3: Cross multiply
    91,089,002.55x = 136,633,503.83 × 82,302,511.35
  4. Step 4: Simplify right side
    91,089,002.55x = 11,245,280,499,347,330
  5. Step 5: Solve for x
    x = 11,245,280,499,347,330/91,089,002.55
  6. Step 6: Final answer
    x = 123,453,767.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.