Finding the Fourth Proportional to 6,272,609,543.73, 8,656,707,143.30 and 3,596,638,684.05
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Solution
The fourth proportional to 6,272,609,543.73, 8,656,707,143.30 and 3,596,638,684.05 is: 4,963,651,502.78
Step by Step Solution
- Step 1: Write the proportion equation
6,272,609,543.73 : 8,656,707,143.30 = 3,596,638,684.05 : x - Step 2: Convert to fraction form
6,272,609,543.73/8,656,707,143.30 = 3,596,638,684.05/x - Step 3: Cross multiply
6,272,609,543.73x = 8,656,707,143.30 × 3,596,638,684.05 - Step 4: Simplify right side
6,272,609,543.73x = 31,135,047,788,066,766,848 - Step 5: Solve for x
x = 31,135,047,788,066,766,848/6,272,609,543.73 - Step 6: Final answer
x = 4,963,651,502.78
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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.