Finding the Fourth Proportional to 98,819,414.21, 148,199,243.31 and 29,713,873.01
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Solution
The fourth proportional to 98,819,414.21, 148,199,243.31 and 29,713,873.01 is: 44,561,825.53
Step by Step Solution
- Step 1: Write the proportion equation
98,819,414.21 : 148,199,243.31 = 29,713,873.01 : x - Step 2: Convert to fraction form
98,819,414.21/148,199,243.31 = 29,713,873.01/x - Step 3: Cross multiply
98,819,414.21x = 148,199,243.31 × 29,713,873.01 - Step 4: Simplify right side
98,819,414.21x = 4,403,573,495,150,436 - Step 5: Solve for x
x = 4,403,573,495,150,436/98,819,414.21 - Step 6: Final answer
x = 44,561,825.53
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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.