Finding the Fourth Proportional to 168,544,790.92, 252,817,186.44 and 47,376,242.92
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Solution
The fourth proportional to 168,544,790.92, 252,817,186.44 and 47,376,242.92 is: 71,064,364.40
Step by Step Solution
- Step 1: Write the proportion equation
168,544,790.92 : 252,817,186.44 = 47,376,242.92 : x - Step 2: Convert to fraction form
168,544,790.92/252,817,186.44 = 47,376,242.92/x - Step 3: Cross multiply
168,544,790.92x = 252,817,186.44 × 47,376,242.92 - Step 4: Simplify right side
168,544,790.92x = 11,977,528,439,132,370 - Step 5: Solve for x
x = 11,977,528,439,132,370/168,544,790.92 - Step 6: Final answer
x = 71,064,364.40
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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.