Home / 799,786,790.52-1,103,438,461.22-465,188,285.49

Finding the Fourth Proportional to 799,786,790.52, 1,103,438,461.22 and 465,188,285.49

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Solution

The fourth proportional to 799,786,790.52, 1,103,438,461.22 and 465,188,285.49 is: 641,804,355.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,786,790.52 : 1,103,438,461.22 = 465,188,285.49 : x
  2. Step 2: Convert to fraction form
    799,786,790.52/1,103,438,461.22 = 465,188,285.49/x
  3. Step 3: Cross multiply
    799,786,790.52x = 1,103,438,461.22 × 465,188,285.49
  4. Step 4: Simplify right side
    799,786,790.52x = 513,306,645,914,301,504
  5. Step 5: Solve for x
    x = 513,306,645,914,301,504/799,786,790.52
  6. Step 6: Final answer
    x = 641,804,355.86

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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.