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Finding the Fourth Proportional to 488,956,812.90, 733,183,276.95 and 182,090,969.70

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Solution

The fourth proportional to 488,956,812.90, 733,183,276.95 and 182,090,969.70 is: 273,042,629.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,956,812.90 : 733,183,276.95 = 182,090,969.70 : x
  2. Step 2: Convert to fraction form
    488,956,812.90/733,183,276.95 = 182,090,969.70/x
  3. Step 3: Cross multiply
    488,956,812.90x = 733,183,276.95 × 182,090,969.70
  4. Step 4: Simplify right side
    488,956,812.90x = 133,506,053,867,649,152
  5. Step 5: Solve for x
    x = 133,506,053,867,649,152/488,956,812.90
  6. Step 6: Final answer
    x = 273,042,629.42

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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.