Home / 3,097,345,897.55-4,274,337,953.66-1,687,649,860.37

Finding the Fourth Proportional to 3,097,345,897.55, 4,274,337,953.66 and 1,687,649,860.37

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Solution

The fourth proportional to 3,097,345,897.55, 4,274,337,953.66 and 1,687,649,860.37 is: 2,328,957,142.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097,345,897.55 : 4,274,337,953.66 = 1,687,649,860.37 : x
  2. Step 2: Convert to fraction form
    3,097,345,897.55/4,274,337,953.66 = 1,687,649,860.37/x
  3. Step 3: Cross multiply
    3,097,345,897.55x = 4,274,337,953.66 × 1,687,649,860.37
  4. Step 4: Simplify right side
    3,097,345,897.55x = 7,213,585,850,668,489,728
  5. Step 5: Solve for x
    x = 7,213,585,850,668,489,728/3,097,345,897.55
  6. Step 6: Final answer
    x = 2,328,957,142.43

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1.5x scale

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.