Finding the Fourth Proportional to 98,341,201.80, 147,511,802.70 and 93,302,353.80
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Solution
The fourth proportional to 98,341,201.80, 147,511,802.70 and 93,302,353.80 is: 139,953,530.70
Step by Step Solution
- Step 1: Write the proportion equation
98,341,201.80 : 147,511,802.70 = 93,302,353.80 : x - Step 2: Convert to fraction form
98,341,201.80/147,511,802.70 = 93,302,353.80/x - Step 3: Cross multiply
98,341,201.80x = 147,511,802.70 × 93,302,353.80 - Step 4: Simplify right side
98,341,201.80x = 13,763,198,405,191,194 - Step 5: Solve for x
x = 13,763,198,405,191,194/98,341,201.80 - Step 6: Final answer
x = 139,953,530.70
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1.5x scale
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.