Finding the Fourth Proportional to 792,526,473.88, 1,093,699,705.99 and 435,327,278.80
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Solution
The fourth proportional to 792,526,473.88, 1,093,699,705.99 and 435,327,278.80 is: 600,758,880.02
Step by Step Solution
- Step 1: Write the proportion equation
792,526,473.88 : 1,093,699,705.99 = 435,327,278.80 : x - Step 2: Convert to fraction form
792,526,473.88/1,093,699,705.99 = 435,327,278.80/x - Step 3: Cross multiply
792,526,473.88x = 1,093,699,705.99 × 435,327,278.80 - Step 4: Simplify right side
792,526,473.88x = 476,117,316,827,518,272 - Step 5: Solve for x
x = 476,117,316,827,518,272/792,526,473.88 - Step 6: Final answer
x = 600,758,880.02
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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.