Home / 6,485,187,648.60-9,728,208,309.93-1,699,207,652.40

Finding the Fourth Proportional to 6,485,187,648.60, 9,728,208,309.93 and 1,699,207,652.40

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Solution

The fourth proportional to 6,485,187,648.60, 9,728,208,309.93 and 1,699,207,652.40 is: 2,548,923,315.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,485,187,648.60 : 9,728,208,309.93 = 1,699,207,652.40 : x
  2. Step 2: Convert to fraction form
    6,485,187,648.60/9,728,208,309.93 = 1,699,207,652.40/x
  3. Step 3: Cross multiply
    6,485,187,648.60x = 9,728,208,309.93 × 1,699,207,652.40
  4. Step 4: Simplify right side
    6,485,187,648.60x = 16,530,246,004,374,329,344
  5. Step 5: Solve for x
    x = 16,530,246,004,374,329,344/6,485,187,648.60
  6. Step 6: Final answer
    x = 2,548,923,315.73

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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.