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Finding the Fourth Proportional to 236,729,112, 355,093,668 and 66,528,024

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Solution

The fourth proportional to 236,729,112, 355,093,668 and 66,528,024 is: 99,792,036

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,729,112 : 355,093,668 = 66,528,024 : x
  2. Step 2: Convert to fraction form
    236,729,112/355,093,668 = 66,528,024/x
  3. Step 3: Cross multiply
    236,729,112x = 355,093,668 × 66,528,024
  4. Step 4: Simplify right side
    236,729,112x = 23,623,680,066,952,032
  5. Step 5: Solve for x
    x = 23,623,680,066,952,032/236,729,112
  6. Step 6: Final answer
    x = 99,792,036

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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.