Home / 91,283,325.91-136,597,693.38-79,029,438.55

Finding the Fourth Proportional to 91,283,325.91, 136,597,693.38 and 79,029,438.55

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Solution

The fourth proportional to 91,283,325.91, 136,597,693.38 and 79,029,438.55 is: 118,260,798.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,283,325.91 : 136,597,693.38 = 79,029,438.55 : x
  2. Step 2: Convert to fraction form
    91,283,325.91/136,597,693.38 = 79,029,438.55/x
  3. Step 3: Cross multiply
    91,283,325.91x = 136,597,693.38 × 79,029,438.55
  4. Step 4: Simplify right side
    91,283,325.91x = 10,795,239,014,408,596
  5. Step 5: Solve for x
    x = 10,795,239,014,408,596/91,283,325.91
  6. Step 6: Final answer
    x = 118,260,798.53

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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.