Finding the Fourth Proportional to 88,276,695.53, 121,821,725.68 and 54,773,713.87
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Solution
The fourth proportional to 88,276,695.53, 121,821,725.68 and 54,773,713.87 is: 75,587,654.31
Step by Step Solution
- Step 1: Write the proportion equation
88,276,695.53 : 121,821,725.68 = 54,773,713.87 : x - Step 2: Convert to fraction form
88,276,695.53/121,821,725.68 = 54,773,713.87/x - Step 3: Cross multiply
88,276,695.53x = 121,821,725.68 × 54,773,713.87 - Step 4: Simplify right side
88,276,695.53x = 6,672,628,345,104,462 - Step 5: Solve for x
x = 6,672,628,345,104,462/88,276,695.53 - Step 6: Final answer
x = 75,587,654.31
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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.