Home / 300,111,504.67-414,144,981.61-166,155,391.27

Finding the Fourth Proportional to 300,111,504.67, 414,144,981.61 and 166,155,391.27

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Solution

The fourth proportional to 300,111,504.67, 414,144,981.61 and 166,155,391.27 is: 229,289,515.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,111,504.67 : 414,144,981.61 = 166,155,391.27 : x
  2. Step 2: Convert to fraction form
    300,111,504.67/414,144,981.61 = 166,155,391.27/x
  3. Step 3: Cross multiply
    300,111,504.67x = 414,144,981.61 × 166,155,391.27
  4. Step 4: Simplify right side
    300,111,504.67x = 68,812,421,461,916,512
  5. Step 5: Solve for x
    x = 68,812,421,461,916,512/300,111,504.67
  6. Step 6: Final answer
    x = 229,289,515.37

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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.