Finding the Fourth Proportional to 177,166,865.80, 265,750,298.70 and 165,829,457.80
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Solution
The fourth proportional to 177,166,865.80, 265,750,298.70 and 165,829,457.80 is: 248,744,186.70
Step by Step Solution
- Step 1: Write the proportion equation
177,166,865.80 : 265,750,298.70 = 165,829,457.80 : x - Step 2: Convert to fraction form
177,166,865.80/265,750,298.70 = 165,829,457.80/x - Step 3: Cross multiply
177,166,865.80x = 265,750,298.70 × 165,829,457.80 - Step 4: Simplify right side
177,166,865.80x = 44,069,227,943,609,048 - Step 5: Solve for x
x = 44,069,227,943,609,048/177,166,865.80 - Step 6: Final answer
x = 248,744,186.70
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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.