Home / 1,264,247,274,765.50-1,744,662,530,381.20-686,183,912,718.35

Finding the Fourth Proportional to 1,264,247,274,765.50, 1,744,662,530,381.20 and 686,183,912,718.35

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Solution

The fourth proportional to 1,264,247,274,765.50, 1,744,662,530,381.20 and 686,183,912,718.35 is: 946,934,500,366.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,247,274,765.50 : 1,744,662,530,381.20 = 686,183,912,718.35 : x
  2. Step 2: Convert to fraction form
    1,264,247,274,765.50/1,744,662,530,381.20 = 686,183,912,718.35/x
  3. Step 3: Cross multiply
    1,264,247,274,765.50x = 1,744,662,530,381.20 × 686,183,912,718.35
  4. Step 4: Simplify right side
    1,264,247,274,765.50x = 1,197,159,361,470,068,917,534,720
  5. Step 5: Solve for x
    x = 1,197,159,361,470,068,917,534,720/1,264,247,274,765.50
  6. Step 6: Final answer
    x = 946,934,500,366.73

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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.