Home / 1,264,247,275,209.30-1,744,662,530,997.40-686,183,913,165.60

Finding the Fourth Proportional to 1,264,247,275,209.30, 1,744,662,530,997.40 and 686,183,913,165.60

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Solution

The fourth proportional to 1,264,247,275,209.30, 1,744,662,530,997.40 and 686,183,913,165.60 is: 946,934,500,985.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,247,275,209.30 : 1,744,662,530,997.40 = 686,183,913,165.60 : x
  2. Step 2: Convert to fraction form
    1,264,247,275,209.30/1,744,662,530,997.40 = 686,183,913,165.60/x
  3. Step 3: Cross multiply
    1,264,247,275,209.30x = 1,744,662,530,997.40 × 686,183,913,165.60
  4. Step 4: Simplify right side
    1,264,247,275,209.30x = 1,197,159,362,673,195,691,802,624
  5. Step 5: Solve for x
    x = 1,197,159,362,673,195,691,802,624/1,264,247,275,209.30
  6. Step 6: Final answer
    x = 946,934,500,985.97

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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.