Home / 399,635,551.17-599,494,435.67-150,850,364.72

Finding the Fourth Proportional to 399,635,551.17, 599,494,435.67 and 150,850,364.72

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Solution

The fourth proportional to 399,635,551.17, 599,494,435.67 and 150,850,364.72 is: 226,291,064.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,635,551.17 : 599,494,435.67 = 150,850,364.72 : x
  2. Step 2: Convert to fraction form
    399,635,551.17/599,494,435.67 = 150,850,364.72/x
  3. Step 3: Cross multiply
    399,635,551.17x = 599,494,435.67 × 150,850,364.72
  4. Step 4: Simplify right side
    399,635,551.17x = 90,433,954,265,809,728
  5. Step 5: Solve for x
    x = 90,433,954,265,809,728/399,635,551.17
  6. Step 6: Final answer
    x = 226,291,064.45

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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.