Finding the Fourth Proportional to 97,395,789.57, 134,410,414.56 and 53,935,725.57
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Solution
The fourth proportional to 97,395,789.57, 134,410,414.56 and 53,935,725.57 is: 74,433,640.98
Step by Step Solution
- Step 1: Write the proportion equation
97,395,789.57 : 134,410,414.56 = 53,935,725.57 : x - Step 2: Convert to fraction form
97,395,789.57/134,410,414.56 = 53,935,725.57/x - Step 3: Cross multiply
97,395,789.57x = 134,410,414.56 × 53,935,725.57 - Step 4: Simplify right side
97,395,789.57x = 7,249,523,233,458,092 - Step 5: Solve for x
x = 7,249,523,233,458,092/97,395,789.57 - Step 6: Final answer
x = 74,433,640.98
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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.