Home / 15,883,395,440.37-21,918,378,665.09-9,104,354,112.23

Finding the Fourth Proportional to 15,883,395,440.37, 21,918,378,665.09 and 9,104,354,112.23

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Solution

The fourth proportional to 15,883,395,440.37, 21,918,378,665.09 and 9,104,354,112.23 is: 12,563,603,398.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,883,395,440.37 : 21,918,378,665.09 = 9,104,354,112.23 : x
  2. Step 2: Convert to fraction form
    15,883,395,440.37/21,918,378,665.09 = 9,104,354,112.23/x
  3. Step 3: Cross multiply
    15,883,395,440.37x = 21,918,378,665.09 × 9,104,354,112.23
  4. Step 4: Simplify right side
    15,883,395,440.37x = 199,552,680,932,771,332,096
  5. Step 5: Solve for x
    x = 199,552,680,932,771,332,096/15,883,395,440.37
  6. Step 6: Final answer
    x = 12,563,603,398.40

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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.