Finding the Fourth Proportional to 314,929,756.05, 472,394,634.08 and 110,384,020.05
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Solution
The fourth proportional to 314,929,756.05, 472,394,634.08 and 110,384,020.05 is: 165,576,030.08
Step by Step Solution
- Step 1: Write the proportion equation
314,929,756.05 : 472,394,634.08 = 110,384,020.05 : x - Step 2: Convert to fraction form
314,929,756.05/472,394,634.08 = 110,384,020.05/x - Step 3: Cross multiply
314,929,756.05x = 472,394,634.08 × 110,384,020.05 - Step 4: Simplify right side
314,929,756.05x = 52,144,818,759,247,208 - Step 5: Solve for x
x = 52,144,818,759,247,208/314,929,756.05 - Step 6: Final answer
x = 165,576,030.08
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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.