Finding the Fourth Proportional to 934,557,639.14, 1,290,086,647.08 and 582,307,668.84
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Solution
The fourth proportional to 934,557,639.14, 1,290,086,647.08 and 582,307,668.84 is: 803,832,012.71
Step by Step Solution
- Step 1: Write the proportion equation
934,557,639.14 : 1,290,086,647.08 = 582,307,668.84 : x - Step 2: Convert to fraction form
934,557,639.14/1,290,086,647.08 = 582,307,668.84/x - Step 3: Cross multiply
934,557,639.14x = 1,290,086,647.08 × 582,307,668.84 - Step 4: Simplify right side
934,557,639.14x = 751,227,348,062,766,592 - Step 5: Solve for x
x = 751,227,348,062,766,592/934,557,639.14 - Step 6: Final answer
x = 803,832,012.71
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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.