Home / 71,291,152.28-98,379,244.68-40,350,657.26

Finding the Fourth Proportional to 71,291,152.28, 98,379,244.68 and 40,350,657.26

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Solution

The fourth proportional to 71,291,152.28, 98,379,244.68 and 40,350,657.26 is: 55,682,466.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,291,152.28 : 98,379,244.68 = 40,350,657.26 : x
  2. Step 2: Convert to fraction form
    71,291,152.28/98,379,244.68 = 40,350,657.26/x
  3. Step 3: Cross multiply
    71,291,152.28x = 98,379,244.68 × 40,350,657.26
  4. Step 4: Simplify right side
    71,291,152.28x = 3,969,667,183,674,991.50
  5. Step 5: Solve for x
    x = 3,969,667,183,674,991.50/71,291,152.28
  6. Step 6: Final answer
    x = 55,682,466.29

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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.