Home / 1,640,422,358.43-2,263,789,753.64-887,735,569.41

Finding the Fourth Proportional to 1,640,422,358.43, 2,263,789,753.64 and 887,735,569.41

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Solution

The fourth proportional to 1,640,422,358.43, 2,263,789,753.64 and 887,735,569.41 is: 1,225,078,819.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,422,358.43 : 2,263,789,753.64 = 887,735,569.41 : x
  2. Step 2: Convert to fraction form
    1,640,422,358.43/2,263,789,753.64 = 887,735,569.41/x
  3. Step 3: Cross multiply
    1,640,422,358.43x = 2,263,789,753.64 × 887,735,569.41
  4. Step 4: Simplify right side
    1,640,422,358.43x = 2,009,646,685,967,690,496
  5. Step 5: Solve for x
    x = 2,009,646,685,967,690,496/1,640,422,358.43
  6. Step 6: Final answer
    x = 1,225,078,819.27

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1.5x scale

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.