Finding the Fourth Proportional to 7,863,774,597.97, 10,852,008,530.18 and 4,246,797,988.39
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Solution
The fourth proportional to 7,863,774,597.97, 10,852,008,530.18 and 4,246,797,988.39 is: 5,860,580,999.84
Step by Step Solution
- Step 1: Write the proportion equation
7,863,774,597.97 : 10,852,008,530.18 = 4,246,797,988.39 : x - Step 2: Convert to fraction form
7,863,774,597.97/10,852,008,530.18 = 4,246,797,988.39/x - Step 3: Cross multiply
7,863,774,597.97x = 10,852,008,530.18 × 4,246,797,988.39 - Step 4: Simplify right side
7,863,774,597.97x = 46,086,287,995,911,176,192 - Step 5: Solve for x
x = 46,086,287,995,911,176,192/7,863,774,597.97 - Step 6: Final answer
x = 5,860,580,999.84
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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.