Home / 229,431,261.62-344,214,047.93-73,981,943.28

Finding the Fourth Proportional to 229,431,261.62, 344,214,047.93 and 73,981,943.28

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Solution

The fourth proportional to 229,431,261.62, 344,214,047.93 and 73,981,943.28 is: 110,994,569.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,431,261.62 : 344,214,047.93 = 73,981,943.28 : x
  2. Step 2: Convert to fraction form
    229,431,261.62/344,214,047.93 = 73,981,943.28/x
  3. Step 3: Cross multiply
    229,431,261.62x = 344,214,047.93 × 73,981,943.28
  4. Step 4: Simplify right side
    229,431,261.62x = 25,465,624,170,136,464
  5. Step 5: Solve for x
    x = 25,465,624,170,136,464/229,431,261.62
  6. Step 6: Final answer
    x = 110,994,569.75

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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.