Home / 11,699,662,859.12-16,145,566,040.88-6,347,223,218.24

Finding the Fourth Proportional to 11,699,662,859.12, 16,145,566,040.88 and 6,347,223,218.24

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Solution

The fourth proportional to 11,699,662,859.12, 16,145,566,040.88 and 6,347,223,218.24 is: 8,759,185,019.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,699,662,859.12 : 16,145,566,040.88 = 6,347,223,218.24 : x
  2. Step 2: Convert to fraction form
    11,699,662,859.12/16,145,566,040.88 = 6,347,223,218.24/x
  3. Step 3: Cross multiply
    11,699,662,859.12x = 16,145,566,040.88 × 6,347,223,218.24
  4. Step 4: Simplify right side
    11,699,662,859.12x = 102,479,511,646,300,798,976
  5. Step 5: Solve for x
    x = 102,479,511,646,300,798,976/11,699,662,859.12
  6. Step 6: Final answer
    x = 8,759,185,019.29

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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.