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Finding the Fourth Proportional to 496,685,295.30, 745,106,674.95 and 169,191,668.10

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Solution

The fourth proportional to 496,685,295.30, 745,106,674.95 and 169,191,668.10 is: 253,814,321.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,685,295.30 : 745,106,674.95 = 169,191,668.10 : x
  2. Step 2: Convert to fraction form
    496,685,295.30/745,106,674.95 = 169,191,668.10/x
  3. Step 3: Cross multiply
    496,685,295.30x = 745,106,674.95 × 169,191,668.10
  4. Step 4: Simplify right side
    496,685,295.30x = 126,065,841,247,234,992
  5. Step 5: Solve for x
    x = 126,065,841,247,234,992/496,685,295.30
  6. Step 6: Final answer
    x = 253,814,321.54

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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.