Home / 71,551,741.02-98,743,831.83-40,195,323.42

Finding the Fourth Proportional to 71,551,741.02, 98,743,831.83 and 40,195,323.42

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Solution

The fourth proportional to 71,551,741.02, 98,743,831.83 and 40,195,323.42 is: 55,470,910.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,551,741.02 : 98,743,831.83 = 40,195,323.42 : x
  2. Step 2: Convert to fraction form
    71,551,741.02/98,743,831.83 = 40,195,323.42/x
  3. Step 3: Cross multiply
    71,551,741.02x = 98,743,831.83 × 40,195,323.42
  4. Step 4: Simplify right side
    71,551,741.02x = 3,969,040,256,136,940.50
  5. Step 5: Solve for x
    x = 3,969,040,256,136,940.50/71,551,741.02
  6. Step 6: Final answer
    x = 55,470,910.97

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.