Home / 449,039,846.94-673,583,914.92-142,355,874.66

Finding the Fourth Proportional to 449,039,846.94, 673,583,914.92 and 142,355,874.66

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Solution

The fourth proportional to 449,039,846.94, 673,583,914.92 and 142,355,874.66 is: 213,541,466.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,039,846.94 : 673,583,914.92 = 142,355,874.66 : x
  2. Step 2: Convert to fraction form
    449,039,846.94/673,583,914.92 = 142,355,874.66/x
  3. Step 3: Cross multiply
    449,039,846.94x = 673,583,914.92 × 142,355,874.66
  4. Step 4: Simplify right side
    449,039,846.94x = 95,888,627,365,343,616
  5. Step 5: Solve for x
    x = 95,888,627,365,343,616/449,039,846.94
  6. Step 6: Final answer
    x = 213,541,466.35

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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.