Finding the Fourth Proportional to 8,183,987,268.91, 11,293,881,188.72 and 4,566,973,083.19
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Solution
The fourth proportional to 8,183,987,268.91, 11,293,881,188.72 and 4,566,973,083.19 is: 6,302,411,000.76
Step by Step Solution
- Step 1: Write the proportion equation
8,183,987,268.91 : 11,293,881,188.72 = 4,566,973,083.19 : x - Step 2: Convert to fraction form
8,183,987,268.91/11,293,881,188.72 = 4,566,973,083.19/x - Step 3: Cross multiply
8,183,987,268.91x = 11,293,881,188.72 × 4,566,973,083.19 - Step 4: Simplify right side
8,183,987,268.91x = 51,578,851,393,630,109,696 - Step 5: Solve for x
x = 51,578,851,393,630,109,696/8,183,987,268.91 - Step 6: Final answer
x = 6,302,411,000.76
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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.