Finding the Fourth Proportional to 136,719,414.60, 205,173,600.30 and 98,413,672.20
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Solution
The fourth proportional to 136,719,414.60, 205,173,600.30 and 98,413,672.20 is: 147,688,515.95
Step by Step Solution
- Step 1: Write the proportion equation
136,719,414.60 : 205,173,600.30 = 98,413,672.20 : x - Step 2: Convert to fraction form
136,719,414.60/205,173,600.30 = 98,413,672.20/x - Step 3: Cross multiply
136,719,414.60x = 205,173,600.30 × 98,413,672.20 - Step 4: Simplify right side
136,719,414.60x = 20,191,887,444,018,024 - Step 5: Solve for x
x = 20,191,887,444,018,024/136,719,414.60 - Step 6: Final answer
x = 147,688,515.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.