Home / 1,265,555,588.14-1,746,466,104.19-756,918,292.56

Finding the Fourth Proportional to 1,265,555,588.14, 1,746,466,104.19 and 756,918,292.56

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Solution

The fourth proportional to 1,265,555,588.14, 1,746,466,104.19 and 756,918,292.56 is: 1,044,546,880.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,555,588.14 : 1,746,466,104.19 = 756,918,292.56 : x
  2. Step 2: Convert to fraction form
    1,265,555,588.14/1,746,466,104.19 = 756,918,292.56/x
  3. Step 3: Cross multiply
    1,265,555,588.14x = 1,746,466,104.19 × 756,918,292.56
  4. Step 4: Simplify right side
    1,265,555,588.14x = 1,321,932,141,595,517,440
  5. Step 5: Solve for x
    x = 1,321,932,141,595,517,440/1,265,555,588.14
  6. Step 6: Final answer
    x = 1,044,546,880.43

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Double scale
Find fourth proportional to 1,265,555,589.14, 1,746,466,105.57 and 756,918,293.56
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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.