Home / 629,980,883.64-944,944,403.49-215,494,767.90

Finding the Fourth Proportional to 629,980,883.64, 944,944,403.49 and 215,494,767.90

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Solution

The fourth proportional to 629,980,883.64, 944,944,403.49 and 215,494,767.90 is: 323,232,942.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,980,883.64 : 944,944,403.49 = 215,494,767.90 : x
  2. Step 2: Convert to fraction form
    629,980,883.64/944,944,403.49 = 215,494,767.90/x
  3. Step 3: Cross multiply
    629,980,883.64x = 944,944,403.49 × 215,494,767.90
  4. Step 4: Simplify right side
    629,980,883.64x = 203,630,574,908,481,504
  5. Step 5: Solve for x
    x = 203,630,574,908,481,504/629,980,883.64
  6. Step 6: Final answer
    x = 323,232,942.77

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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.