Home / 668,867,483.64-1,003,629,916.98-300,662,589

Finding the Fourth Proportional to 668,867,483.64, 1,003,629,916.98 and 300,662,589

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Solution

The fourth proportional to 668,867,483.64, 1,003,629,916.98 and 300,662,589 is: 451,141,633.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,867,483.64 : 1,003,629,916.98 = 300,662,589 : x
  2. Step 2: Convert to fraction form
    668,867,483.64/1,003,629,916.98 = 300,662,589/x
  3. Step 3: Cross multiply
    668,867,483.64x = 1,003,629,916.98 × 300,662,589
  4. Step 4: Simplify right side
    668,867,483.64x = 301,753,969,237,061,888
  5. Step 5: Solve for x
    x = 301,753,969,237,061,888/668,867,483.64
  6. Step 6: Final answer
    x = 451,141,633.61

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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.