Finding the Fourth Proportional to 45,606,959.68, 68,410,439.52 and 11,528,305.56
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Solution
The fourth proportional to 45,606,959.68, 68,410,439.52 and 11,528,305.56 is: 17,292,458.34
Step by Step Solution
- Step 1: Write the proportion equation
45,606,959.68 : 68,410,439.52 = 11,528,305.56 : x - Step 2: Convert to fraction form
45,606,959.68/68,410,439.52 = 11,528,305.56/x - Step 3: Cross multiply
45,606,959.68x = 68,410,439.52 × 11,528,305.56 - Step 4: Simplify right side
45,606,959.68x = 788,656,450,280,459.75 - Step 5: Solve for x
x = 788,656,450,280,459.75/45,606,959.68 - Step 6: Final answer
x = 17,292,458.34
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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.