Finding the Fourth Proportional to 835,526,524.68, 1,153,054,248.64 and 459,196,451.80
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Solution
The fourth proportional to 835,526,524.68, 1,153,054,248.64 and 459,196,451.80 is: 633,706,296.65
Step by Step Solution
- Step 1: Write the proportion equation
835,526,524.68 : 1,153,054,248.64 = 459,196,451.80 : x - Step 2: Convert to fraction form
835,526,524.68/1,153,054,248.64 = 459,196,451.80/x - Step 3: Cross multiply
835,526,524.68x = 1,153,054,248.64 × 459,196,451.80 - Step 4: Simplify right side
835,526,524.68x = 529,478,419,704,372,416 - Step 5: Solve for x
x = 529,478,419,704,372,416/835,526,524.68 - Step 6: Final answer
x = 633,706,296.65
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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.