Home / 161,989,787.04-223,463,550.29-98,393,202.69

Finding the Fourth Proportional to 161,989,787.04, 223,463,550.29 and 98,393,202.69

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Solution

The fourth proportional to 161,989,787.04, 223,463,550.29 and 98,393,202.69 is: 135,732,596.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,989,787.04 : 223,463,550.29 = 98,393,202.69 : x
  2. Step 2: Convert to fraction form
    161,989,787.04/223,463,550.29 = 98,393,202.69/x
  3. Step 3: Cross multiply
    161,989,787.04x = 223,463,550.29 × 98,393,202.69
  4. Step 4: Simplify right side
    161,989,787.04x = 21,987,294,397,510,976
  5. Step 5: Solve for x
    x = 21,987,294,397,510,976/161,989,787.04
  6. Step 6: Final answer
    x = 135,732,596.48

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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.