Home / 758,451,559.64-1,137,677,339.73-213,193,093.64

Finding the Fourth Proportional to 758,451,559.64, 1,137,677,339.73 and 213,193,093.64

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Solution

The fourth proportional to 758,451,559.64, 1,137,677,339.73 and 213,193,093.64 is: 319,789,640.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,451,559.64 : 1,137,677,339.73 = 213,193,093.64 : x
  2. Step 2: Convert to fraction form
    758,451,559.64/1,137,677,339.73 = 213,193,093.64/x
  3. Step 3: Cross multiply
    758,451,559.64x = 1,137,677,339.73 × 213,193,093.64
  4. Step 4: Simplify right side
    758,451,559.64x = 242,544,951,621,163,968
  5. Step 5: Solve for x
    x = 242,544,951,621,163,968/758,451,559.64
  6. Step 6: Final answer
    x = 319,789,640.54

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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.