Finding the Fourth Proportional to 845,008,567.49, 1,266,618,257.91 and 284,236,551.38
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Solution
The fourth proportional to 845,008,567.49, 1,266,618,257.91 and 284,236,551.38 is: 426,053,911.63
Step by Step Solution
- Step 1: Write the proportion equation
845,008,567.49 : 1,266,618,257.91 = 284,236,551.38 : x - Step 2: Convert to fraction form
845,008,567.49/1,266,618,257.91 = 284,236,551.38/x - Step 3: Cross multiply
845,008,567.49x = 1,266,618,257.91 × 284,236,551.38 - Step 4: Simplify right side
845,008,567.49x = 360,019,205,536,948,736 - Step 5: Solve for x
x = 360,019,205,536,948,736/845,008,567.49 - Step 6: Final answer
x = 426,053,911.63
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.