Home / 90,004,933.37-124,206,146.79-50,845,998.53

Finding the Fourth Proportional to 90,004,933.37, 124,206,146.79 and 50,845,998.53

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Solution

The fourth proportional to 90,004,933.37, 124,206,146.79 and 50,845,998.53 is: 70,167,104.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,004,933.37 : 124,206,146.79 = 50,845,998.53 : x
  2. Step 2: Convert to fraction form
    90,004,933.37/124,206,146.79 = 50,845,998.53/x
  3. Step 3: Cross multiply
    90,004,933.37x = 124,206,146.79 × 50,845,998.53
  4. Step 4: Simplify right side
    90,004,933.37x = 6,315,385,556,522,487
  5. Step 5: Solve for x
    x = 6,315,385,556,522,487/90,004,933.37
  6. Step 6: Final answer
    x = 70,167,104.41

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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.