Finding the Fourth Proportional to 1,674,481,502.25, 2,511,530,603.06 and 447,745,613.13
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Solution
The fourth proportional to 1,674,481,502.25, 2,511,530,603.06 and 447,745,613.13 is: 671,567,173.63
Step by Step Solution
- Step 1: Write the proportion equation
1,674,481,502.25 : 2,511,530,603.06 = 447,745,613.13 : x - Step 2: Convert to fraction form
1,674,481,502.25/2,511,530,603.06 = 447,745,613.13/x - Step 3: Cross multiply
1,674,481,502.25x = 2,511,530,603.06 × 447,745,613.13 - Step 4: Simplify right side
1,674,481,502.25x = 1,124,526,809,759,619,584 - Step 5: Solve for x
x = 1,124,526,809,759,619,584/1,674,481,502.25 - Step 6: Final answer
x = 671,567,173.63
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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.