Home / 18,219,407,805,816-25,143,507,673,198-9,998,354,717,411.60

Finding the Fourth Proportional to 18,219,407,805,816, 25,143,507,673,198 and 9,998,354,717,411.60

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Solution

The fourth proportional to 18,219,407,805,816, 25,143,507,673,198 and 9,998,354,717,411.60 is: 13,798,127,317,636.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,219,407,805,816 : 25,143,507,673,198 = 9,998,354,717,411.60 : x
  2. Step 2: Convert to fraction form
    18,219,407,805,816/25,143,507,673,198 = 9,998,354,717,411.60/x
  3. Step 3: Cross multiply
    18,219,407,805,816x = 25,143,507,673,198 × 9,998,354,717,411.60
  4. Step 4: Simplify right side
    18,219,407,805,816x = 251,393,708,556,593,974,946,562,048
  5. Step 5: Solve for x
    x = 251,393,708,556,593,974,946,562,048/18,219,407,805,816
  6. Step 6: Final answer
    x = 13,798,127,317,636.75

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Double scale
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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.