Home / 1,193,448,366.51-1,646,740,113.44-664,799,196.75

Finding the Fourth Proportional to 1,193,448,366.51, 1,646,740,113.44 and 664,799,196.75

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Solution

The fourth proportional to 1,193,448,366.51, 1,646,740,113.44 and 664,799,196.75 is: 917,301,104.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,448,366.51 : 1,646,740,113.44 = 664,799,196.75 : x
  2. Step 2: Convert to fraction form
    1,193,448,366.51/1,646,740,113.44 = 664,799,196.75/x
  3. Step 3: Cross multiply
    1,193,448,366.51x = 1,646,740,113.44 × 664,799,196.75
  4. Step 4: Simplify right side
    1,193,448,366.51x = 1,094,751,504,667,591,808
  5. Step 5: Solve for x
    x = 1,094,751,504,667,591,808/1,193,448,366.51
  6. Step 6: Final answer
    x = 917,301,104.42

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Half scale
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Double scale
Find fourth proportional to 1,193,448,367.51, 1,646,740,114.81 and 664,799,197.75
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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.