Home / 171,920,329.20-257,880,493.80-49,098,409.20

Finding the Fourth Proportional to 171,920,329.20, 257,880,493.80 and 49,098,409.20

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Solution

The fourth proportional to 171,920,329.20, 257,880,493.80 and 49,098,409.20 is: 73,647,613.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,920,329.20 : 257,880,493.80 = 49,098,409.20 : x
  2. Step 2: Convert to fraction form
    171,920,329.20/257,880,493.80 = 49,098,409.20/x
  3. Step 3: Cross multiply
    171,920,329.20x = 257,880,493.80 × 49,098,409.20
  4. Step 4: Simplify right side
    171,920,329.20x = 12,661,522,009,290,464
  5. Step 5: Solve for x
    x = 12,661,522,009,290,464/171,920,329.20
  6. Step 6: Final answer
    x = 73,647,613.80

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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.