Home / 1,193,448,366.01-1,646,740,112.74-664,799,196.25

Finding the Fourth Proportional to 1,193,448,366.01, 1,646,740,112.74 and 664,799,196.25

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Solution

The fourth proportional to 1,193,448,366.01, 1,646,740,112.74 and 664,799,196.25 is: 917,301,103.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,448,366.01 : 1,646,740,112.74 = 664,799,196.25 : x
  2. Step 2: Convert to fraction form
    1,193,448,366.01/1,646,740,112.74 = 664,799,196.25/x
  3. Step 3: Cross multiply
    1,193,448,366.01x = 1,646,740,112.74 × 664,799,196.25
  4. Step 4: Simplify right side
    1,193,448,366.01x = 1,094,751,503,382,186,368
  5. Step 5: Solve for x
    x = 1,094,751,503,382,186,368/1,193,448,366.01
  6. Step 6: Final answer
    x = 917,301,103.73

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Double scale
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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.