Home / 352,731,380.87-486,800,322.11-193,989,477.02

Finding the Fourth Proportional to 352,731,380.87, 486,800,322.11 and 193,989,477.02

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Solution

The fourth proportional to 352,731,380.87, 486,800,322.11 and 193,989,477.02 is: 267,722,536.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,731,380.87 : 486,800,322.11 = 193,989,477.02 : x
  2. Step 2: Convert to fraction form
    352,731,380.87/486,800,322.11 = 193,989,477.02/x
  3. Step 3: Cross multiply
    352,731,380.87x = 486,800,322.11 × 193,989,477.02
  4. Step 4: Simplify right side
    352,731,380.87x = 94,434,139,895,882,496
  5. Step 5: Solve for x
    x = 94,434,139,895,882,496/352,731,380.87
  6. Step 6: Final answer
    x = 267,722,536.24

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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.