Home / 68,096,999.70-102,145,499.55-61,826,433.30

Finding the Fourth Proportional to 68,096,999.70, 102,145,499.55 and 61,826,433.30

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Solution

The fourth proportional to 68,096,999.70, 102,145,499.55 and 61,826,433.30 is: 92,739,649.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,096,999.70 : 102,145,499.55 = 61,826,433.30 : x
  2. Step 2: Convert to fraction form
    68,096,999.70/102,145,499.55 = 61,826,433.30/x
  3. Step 3: Cross multiply
    68,096,999.70x = 102,145,499.55 × 61,826,433.30
  4. Step 4: Simplify right side
    68,096,999.70x = 6,315,291,914,823,255
  5. Step 5: Solve for x
    x = 6,315,291,914,823,255/68,096,999.70
  6. Step 6: Final answer
    x = 92,739,649.95

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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.