Home / 80,575,317.68-120,862,825.74-25,247,388.29

Finding the Fourth Proportional to 80,575,317.68, 120,862,825.74 and 25,247,388.29

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Solution

The fourth proportional to 80,575,317.68, 120,862,825.74 and 25,247,388.29 is: 37,871,035.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,575,317.68 : 120,862,825.74 = 25,247,388.29 : x
  2. Step 2: Convert to fraction form
    80,575,317.68/120,862,825.74 = 25,247,388.29/x
  3. Step 3: Cross multiply
    80,575,317.68x = 120,862,825.74 × 25,247,388.29
  4. Step 4: Simplify right side
    80,575,317.68x = 3,051,470,691,284,386.50
  5. Step 5: Solve for x
    x = 3,051,470,691,284,386.50/80,575,317.68
  6. Step 6: Final answer
    x = 37,871,035.19

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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.