Home / 216,966,421.56-325,560,906.90-106,299,983.64

Finding the Fourth Proportional to 216,966,421.56, 325,560,906.90 and 106,299,983.64

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Solution

The fourth proportional to 216,966,421.56, 325,560,906.90 and 106,299,983.64 is: 159,504,493.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,966,421.56 : 325,560,906.90 = 106,299,983.64 : x
  2. Step 2: Convert to fraction form
    216,966,421.56/325,560,906.90 = 106,299,983.64/x
  3. Step 3: Cross multiply
    216,966,421.56x = 325,560,906.90 × 106,299,983.64
  4. Step 4: Simplify right side
    216,966,421.56x = 34,607,119,077,293,560
  5. Step 5: Solve for x
    x = 34,607,119,077,293,560/216,966,421.56
  6. Step 6: Final answer
    x = 159,504,493.04

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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.