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Finding the Fourth Proportional to 794,388,157.44, 1,096,265,696 and 437,197,047.68

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Solution

The fourth proportional to 794,388,157.44, 1,096,265,696 and 437,197,047.68 is: 603,337,450.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,388,157.44 : 1,096,265,696 = 437,197,047.68 : x
  2. Step 2: Convert to fraction form
    794,388,157.44/1,096,265,696 = 437,197,047.68/x
  3. Step 3: Cross multiply
    794,388,157.44x = 1,096,265,696 × 437,197,047.68
  4. Step 4: Simplify right side
    794,388,157.44x = 479,284,125,764,060,416
  5. Step 5: Solve for x
    x = 479,284,125,764,060,416/794,388,157.44
  6. Step 6: Final answer
    x = 603,337,450.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.