Home / 432,233,257.81-648,608,103.53-397,067,154.64

Finding the Fourth Proportional to 432,233,257.81, 648,608,103.53 and 397,067,154.64

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Solution

The fourth proportional to 432,233,257.81, 648,608,103.53 and 397,067,154.64 is: 595,837,940.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,233,257.81 : 648,608,103.53 = 397,067,154.64 : x
  2. Step 2: Convert to fraction form
    432,233,257.81/648,608,103.53 = 397,067,154.64/x
  3. Step 3: Cross multiply
    432,233,257.81x = 648,608,103.53 × 397,067,154.64
  4. Step 4: Simplify right side
    432,233,257.81x = 257,540,974,145,103,616
  5. Step 5: Solve for x
    x = 257,540,974,145,103,616/432,233,257.81
  6. Step 6: Final answer
    x = 595,837,940.49

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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.