Finding the Fourth Proportional to 8,475,613,872.64, 11,698,423,012.36 and 6,566,599,413.09
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Solution
The fourth proportional to 8,475,613,872.64, 11,698,423,012.36 and 6,566,599,413.09 is: 9,063,515,497.69
Step by Step Solution
- Step 1: Write the proportion equation
8,475,613,872.64 : 11,698,423,012.36 = 6,566,599,413.09 : x - Step 2: Convert to fraction form
8,475,613,872.64/11,698,423,012.36 = 6,566,599,413.09/x - Step 3: Cross multiply
8,475,613,872.64x = 11,698,423,012.36 × 6,566,599,413.09 - Step 4: Simplify right side
8,475,613,872.64x = 76,818,857,687,048,290,304 - Step 5: Solve for x
x = 76,818,857,687,048,290,304/8,475,613,872.64 - Step 6: Final answer
x = 9,063,515,497.69
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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.