Home / 180,442,220.52-248,052,957.36-155,232,333.48

Finding the Fourth Proportional to 180,442,220.52, 248,052,957.36 and 155,232,333.48

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Solution

The fourth proportional to 180,442,220.52, 248,052,957.36 and 155,232,333.48 is: 213,397,060.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,442,220.52 : 248,052,957.36 = 155,232,333.48 : x
  2. Step 2: Convert to fraction form
    180,442,220.52/248,052,957.36 = 155,232,333.48/x
  3. Step 3: Cross multiply
    180,442,220.52x = 248,052,957.36 × 155,232,333.48
  4. Step 4: Simplify right side
    180,442,220.52x = 38,505,839,397,607,736
  5. Step 5: Solve for x
    x = 38,505,839,397,607,736/180,442,220.52
  6. Step 6: Final answer
    x = 213,397,060.21

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.