Finding the Fourth Proportional to 48,334,277.43, 66,702,746.34 and 29,760,133.05
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Solution
The fourth proportional to 48,334,277.43, 66,702,746.34 and 29,760,133.05 is: 41,069,872.39
Step by Step Solution
- Step 1: Write the proportion equation
48,334,277.43 : 66,702,746.34 = 29,760,133.05 : x - Step 2: Convert to fraction form
48,334,277.43/66,702,746.34 = 29,760,133.05/x - Step 3: Cross multiply
48,334,277.43x = 66,702,746.34 × 29,760,133.05 - Step 4: Simplify right side
48,334,277.43x = 1,985,082,605,878,800.75 - Step 5: Solve for x
x = 1,985,082,605,878,800.75/48,334,277.43 - Step 6: Final answer
x = 41,069,872.39
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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.