Finding the Fourth Proportional to 96,566,921.15, 133,260,503.60 and 53,106,857.15
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Solution
The fourth proportional to 96,566,921.15, 133,260,503.60 and 53,106,857.15 is: 73,286,446.79
Step by Step Solution
- Step 1: Write the proportion equation
96,566,921.15 : 133,260,503.60 = 53,106,857.15 : x - Step 2: Convert to fraction form
96,566,921.15/133,260,503.60 = 53,106,857.15/x - Step 3: Cross multiply
96,566,921.15x = 133,260,503.60 × 53,106,857.15 - Step 4: Simplify right side
96,566,921.15x = 7,077,046,527,888,726 - Step 5: Solve for x
x = 7,077,046,527,888,726/96,566,921.15 - Step 6: Final answer
x = 73,286,446.79
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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.