Home / 399,635,525-599,494,408.62-150,850,332.92

Finding the Fourth Proportional to 399,635,525, 599,494,408.62 and 150,850,332.92

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Solution

The fourth proportional to 399,635,525, 599,494,408.62 and 150,850,332.92 is: 226,291,021.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,635,525 : 599,494,408.62 = 150,850,332.92 : x
  2. Step 2: Convert to fraction form
    399,635,525/599,494,408.62 = 150,850,332.92/x
  3. Step 3: Cross multiply
    399,635,525x = 599,494,408.62 × 150,850,332.92
  4. Step 4: Simplify right side
    399,635,525x = 90,433,931,124,005,504
  5. Step 5: Solve for x
    x = 90,433,931,124,005,504/399,635,525
  6. Step 6: Final answer
    x = 226,291,021.36

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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.