Finding the Fourth Proportional to 64,752,143.90, 97,128,215.85 and 32,503,516.70
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Solution
The fourth proportional to 64,752,143.90, 97,128,215.85 and 32,503,516.70 is: 48,755,275.05
Step by Step Solution
- Step 1: Write the proportion equation
64,752,143.90 : 97,128,215.85 = 32,503,516.70 : x - Step 2: Convert to fraction form
64,752,143.90/97,128,215.85 = 32,503,516.70/x - Step 3: Cross multiply
64,752,143.90x = 97,128,215.85 × 32,503,516.70 - Step 4: Simplify right side
64,752,143.90x = 3,157,008,585,921,679.50 - Step 5: Solve for x
x = 3,157,008,585,921,679.50/64,752,143.90 - Step 6: Final answer
x = 48,755,275.05
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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.