Home / 825,187,222.08-1,237,933,916.64-272,527,945.92

Finding the Fourth Proportional to 825,187,222.08, 1,237,933,916.64 and 272,527,945.92

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Solution

The fourth proportional to 825,187,222.08, 1,237,933,916.64 and 272,527,945.92 is: 408,842,476.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,187,222.08 : 1,237,933,916.64 = 272,527,945.92 : x
  2. Step 2: Convert to fraction form
    825,187,222.08/1,237,933,916.64 = 272,527,945.92/x
  3. Step 3: Cross multiply
    825,187,222.08x = 1,237,933,916.64 × 272,527,945.92
  4. Step 4: Simplify right side
    825,187,222.08x = 337,371,587,486,599,744
  5. Step 5: Solve for x
    x = 337,371,587,486,599,744/825,187,222.08
  6. Step 6: Final answer
    x = 408,842,476.54

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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.