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Finding the Fourth Proportional to 606,630,586.98, 909,971,776.98 and 238,245,376.62

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Solution

The fourth proportional to 606,630,586.98, 909,971,776.98 and 238,245,376.62 is: 357,378,235.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,630,586.98 : 909,971,776.98 = 238,245,376.62 : x
  2. Step 2: Convert to fraction form
    606,630,586.98/909,971,776.98 = 238,245,376.62/x
  3. Step 3: Cross multiply
    606,630,586.98x = 909,971,776.98 × 238,245,376.62
  4. Step 4: Simplify right side
    606,630,586.98x = 216,796,568,720,170,752
  5. Step 5: Solve for x
    x = 216,796,568,720,170,752/606,630,586.98
  6. Step 6: Final answer
    x = 357,378,235.41

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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.