Home / 207,173,520-310,735,476.48-161,161,360

Finding the Fourth Proportional to 207,173,520, 310,735,476.48 and 161,161,360

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Solution

The fourth proportional to 207,173,520, 310,735,476.48 and 161,161,360 is: 241,722,745.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,173,520 : 310,735,476.48 = 161,161,360 : x
  2. Step 2: Convert to fraction form
    207,173,520/310,735,476.48 = 161,161,360/x
  3. Step 3: Cross multiply
    207,173,520x = 310,735,476.48 × 161,161,360
  4. Step 4: Simplify right side
    207,173,520x = 50,078,551,989,764,816
  5. Step 5: Solve for x
    x = 50,078,551,989,764,816/207,173,520
  6. Step 6: Final answer
    x = 241,722,745.21

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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.