Home / 18,599,164,707-27,911,820,745.62-16,820,904,859.32

Finding the Fourth Proportional to 18,599,164,707, 27,911,820,745.62 and 16,820,904,859.32

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Solution

The fourth proportional to 18,599,164,707, 27,911,820,745.62 and 16,820,904,859.32 is: 25,243,181,003.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,599,164,707 : 27,911,820,745.62 = 16,820,904,859.32 : x
  2. Step 2: Convert to fraction form
    18,599,164,707/27,911,820,745.62 = 16,820,904,859.32/x
  3. Step 3: Cross multiply
    18,599,164,707x = 27,911,820,745.62 × 16,820,904,859.32
  4. Step 4: Simplify right side
    18,599,164,707x = 469,502,081,212,468,232,192
  5. Step 5: Solve for x
    x = 469,502,081,212,468,232,192/18,599,164,707
  6. Step 6: Final answer
    x = 25,243,181,003.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.