Home / 455,293,925.34-682,894,926.61-308,682,847.07

Finding the Fourth Proportional to 455,293,925.34, 682,894,926.61 and 308,682,847.07

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Solution

The fourth proportional to 455,293,925.34, 682,894,926.61 and 308,682,847.07 is: 462,993,109.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,293,925.34 : 682,894,926.61 = 308,682,847.07 : x
  2. Step 2: Convert to fraction form
    455,293,925.34/682,894,926.61 = 308,682,847.07/x
  3. Step 3: Cross multiply
    455,293,925.34x = 682,894,926.61 × 308,682,847.07
  4. Step 4: Simplify right side
    455,293,925.34x = 210,797,950,195,633,504
  5. Step 5: Solve for x
    x = 210,797,950,195,633,504/455,293,925.34
  6. Step 6: Final answer
    x = 462,993,109.43

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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.