Finding the Fourth Proportional to 1,610,720,492.80, 2,414,289,148.80 and 884,230,585.60
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Solution
The fourth proportional to 1,610,720,492.80, 2,414,289,148.80 and 884,230,585.60 is: 1,325,362,356.41
Step by Step Solution
- Step 1: Write the proportion equation
1,610,720,492.80 : 2,414,289,148.80 = 884,230,585.60 : x - Step 2: Convert to fraction form
1,610,720,492.80/2,414,289,148.80 = 884,230,585.60/x - Step 3: Cross multiply
1,610,720,492.80x = 2,414,289,148.80 × 884,230,585.60 - Step 4: Simplify right side
1,610,720,492.80x = 2,134,788,307,851,149,824 - Step 5: Solve for x
x = 2,134,788,307,851,149,824/1,610,720,492.80 - Step 6: Final answer
x = 1,325,362,356.41
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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.