Finding the Fourth Proportional to 11,346,653,718, 15,658,218,677.88 and 6,266,232,619.92
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Solution
The fourth proportional to 11,346,653,718, 15,658,218,677.88 and 6,266,232,619.92 is: 8,647,310,747.97
Step by Step Solution
- Step 1: Write the proportion equation
11,346,653,718 : 15,658,218,677.88 = 6,266,232,619.92 : x - Step 2: Convert to fraction form
11,346,653,718/15,658,218,677.88 = 6,266,232,619.92/x - Step 3: Cross multiply
11,346,653,718x = 15,658,218,677.88 × 6,266,232,619.92 - Step 4: Simplify right side
11,346,653,718x = 98,118,040,649,172,271,104 - Step 5: Solve for x
x = 98,118,040,649,172,271,104/11,346,653,718 - Step 6: Final answer
x = 8,647,310,747.97
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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.