Home / 455,293,944.48-682,894,955.34-308,682,866.24

Finding the Fourth Proportional to 455,293,944.48, 682,894,955.34 and 308,682,866.24

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Solution

The fourth proportional to 455,293,944.48, 682,894,955.34 and 308,682,866.24 is: 462,993,138.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,293,944.48 : 682,894,955.34 = 308,682,866.24 : x
  2. Step 2: Convert to fraction form
    455,293,944.48/682,894,955.34 = 308,682,866.24/x
  3. Step 3: Cross multiply
    455,293,944.48x = 682,894,955.34 × 308,682,866.24
  4. Step 4: Simplify right side
    455,293,944.48x = 210,797,972,151,773,536
  5. Step 5: Solve for x
    x = 210,797,972,151,773,536/455,293,944.48
  6. Step 6: Final answer
    x = 462,993,138.19

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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.