Finding the Fourth Proportional to 146,341,179.14, 201,893,221.05 and 84,449,558.66
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Solution
The fourth proportional to 146,341,179.14, 201,893,221.05 and 84,449,558.66 is: 116,507,147.98
Step by Step Solution
- Step 1: Write the proportion equation
146,341,179.14 : 201,893,221.05 = 84,449,558.66 : x - Step 2: Convert to fraction form
146,341,179.14/201,893,221.05 = 84,449,558.66/x - Step 3: Cross multiply
146,341,179.14x = 201,893,221.05 × 84,449,558.66 - Step 4: Simplify right side
146,341,179.14x = 17,049,793,414,118,322 - Step 5: Solve for x
x = 17,049,793,414,118,322/146,341,179.14 - Step 6: Final answer
x = 116,507,147.98
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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.