Finding the Fourth Proportional to 476,558,621,661.60, 657,627,129,355.04 and 270,765,678,074.66
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Solution
The fourth proportional to 476,558,621,661.60, 657,627,129,355.04 and 270,765,678,074.66 is: 373,643,131,204.43
Step by Step Solution
- Step 1: Write the proportion equation
476,558,621,661.60 : 657,627,129,355.04 = 270,765,678,074.66 : x - Step 2: Convert to fraction form
476,558,621,661.60/657,627,129,355.04 = 270,765,678,074.66/x - Step 3: Cross multiply
476,558,621,661.60x = 657,627,129,355.04 × 270,765,678,074.66 - Step 4: Simplify right side
476,558,621,661.60x = 178,062,855,600,109,567,082,496 - Step 5: Solve for x
x = 178,062,855,600,109,567,082,496/476,558,621,661.60 - Step 6: Final answer
x = 373,643,131,204.43
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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.