Finding the Fourth Proportional to 6,750,318,893.94, 9,314,556,670.53 and 3,892,566,658.14
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Solution
The fourth proportional to 6,750,318,893.94, 9,314,556,670.53 and 3,892,566,658.14 is: 5,371,232,574.45
Step by Step Solution
- Step 1: Write the proportion equation
6,750,318,893.94 : 9,314,556,670.53 = 3,892,566,658.14 : x - Step 2: Convert to fraction form
6,750,318,893.94/9,314,556,670.53 = 3,892,566,658.14/x - Step 3: Cross multiply
6,750,318,893.94x = 9,314,556,670.53 × 3,892,566,658.14 - Step 4: Simplify right side
6,750,318,893.94x = 36,257,532,731,060,609,024 - Step 5: Solve for x
x = 36,257,532,731,060,609,024/6,750,318,893.94 - Step 6: Final answer
x = 5,371,232,574.45
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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.