Home / 101,807,096-140,492,611.50-55,396,550.30

Finding the Fourth Proportional to 101,807,096, 140,492,611.50 and 55,396,550.30

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Solution

The fourth proportional to 101,807,096, 140,492,611.50 and 55,396,550.30 is: 76,446,596.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,807,096 : 140,492,611.50 = 55,396,550.30 : x
  2. Step 2: Convert to fraction form
    101,807,096/140,492,611.50 = 55,396,550.30/x
  3. Step 3: Cross multiply
    101,807,096x = 140,492,611.50 × 55,396,550.30
  4. Step 4: Simplify right side
    101,807,096x = 7,782,806,019,738,108
  5. Step 5: Solve for x
    x = 7,782,806,019,738,108/101,807,096
  6. Step 6: Final answer
    x = 76,446,596.80

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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.