Finding the Fourth Proportional to 1,192,161,313.52, 1,788,242,431.08 and 536,346,468.08
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Solution
The fourth proportional to 1,192,161,313.52, 1,788,242,431.08 and 536,346,468.08 is: 804,519,909.43
Step by Step Solution
- Step 1: Write the proportion equation
1,192,161,313.52 : 1,788,242,431.08 = 536,346,468.08 : x - Step 2: Convert to fraction form
1,192,161,313.52/1,788,242,431.08 = 536,346,468.08/x - Step 3: Cross multiply
1,192,161,313.52x = 1,788,242,431.08 × 536,346,468.08 - Step 4: Simplify right side
1,192,161,313.52x = 959,117,511,980,550,784 - Step 5: Solve for x
x = 959,117,511,980,550,784/1,192,161,313.52 - Step 6: Final answer
x = 804,519,909.43
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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.