Finding the Fourth Proportional to 110,624,201.70, 165,936,302.55 and 53,228,573.70
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Solution
The fourth proportional to 110,624,201.70, 165,936,302.55 and 53,228,573.70 is: 79,842,860.55
Step by Step Solution
- Step 1: Write the proportion equation
110,624,201.70 : 165,936,302.55 = 53,228,573.70 : x - Step 2: Convert to fraction form
110,624,201.70/165,936,302.55 = 53,228,573.70/x - Step 3: Cross multiply
110,624,201.70x = 165,936,302.55 × 53,228,573.70 - Step 4: Simplify right side
110,624,201.70x = 8,832,552,709,788,174 - Step 5: Solve for x
x = 8,832,552,709,788,174/110,624,201.70 - Step 6: Final answer
x = 79,842,860.55
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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.