Finding the Fourth Proportional to 124,048,097.02, 171,183,245.10 and 68,292,960.82
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Solution
The fourth proportional to 124,048,097.02, 171,183,245.10 and 68,292,960.82 is: 94,242,563.42
Step by Step Solution
- Step 1: Write the proportion equation
124,048,097.02 : 171,183,245.10 = 68,292,960.82 : x - Step 2: Convert to fraction form
124,048,097.02/171,183,245.10 = 68,292,960.82/x - Step 3: Cross multiply
124,048,097.02x = 171,183,245.10 × 68,292,960.82 - Step 4: Simplify right side
124,048,097.02x = 11,690,610,650,654,756 - Step 5: Solve for x
x = 11,690,610,650,654,756/124,048,097.02 - Step 6: Final answer
x = 94,242,563.42
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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.