Home / 427,707,650.94-590,169,139.32-249,120,930.60

Finding the Fourth Proportional to 427,707,650.94, 590,169,139.32 and 249,120,930.60

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Solution

The fourth proportional to 427,707,650.94, 590,169,139.32 and 249,120,930.60 is: 343,747,615.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,707,650.94 : 590,169,139.32 = 249,120,930.60 : x
  2. Step 2: Convert to fraction form
    427,707,650.94/590,169,139.32 = 249,120,930.60/x
  3. Step 3: Cross multiply
    427,707,650.94x = 590,169,139.32 × 249,120,930.60
  4. Step 4: Simplify right side
    427,707,650.94x = 147,023,485,198,799,456
  5. Step 5: Solve for x
    x = 147,023,485,198,799,456/427,707,650.94
  6. Step 6: Final answer
    x = 343,747,615.63

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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.