Home / 211,821,600.32-317,750,640.48-58,467,682.88

Finding the Fourth Proportional to 211,821,600.32, 317,750,640.48 and 58,467,682.88

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Solution

The fourth proportional to 211,821,600.32, 317,750,640.48 and 58,467,682.88 is: 87,706,558.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,821,600.32 : 317,750,640.48 = 58,467,682.88 : x
  2. Step 2: Convert to fraction form
    211,821,600.32/317,750,640.48 = 58,467,682.88/x
  3. Step 3: Cross multiply
    211,821,600.32x = 317,750,640.48 × 58,467,682.88
  4. Step 4: Simplify right side
    211,821,600.32x = 18,578,143,682,501,532
  5. Step 5: Solve for x
    x = 18,578,143,682,501,532/211,821,600.32
  6. Step 6: Final answer
    x = 87,706,558.98

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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.