Finding the Fourth Proportional to 353,940,202.44, 530,911,982.97 and 108,296,445.51
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Solution
The fourth proportional to 353,940,202.44, 530,911,982.97 and 108,296,445.51 is: 162,445,182.09
Step by Step Solution
- Step 1: Write the proportion equation
353,940,202.44 : 530,911,982.97 = 108,296,445.51 : x - Step 2: Convert to fraction form
353,940,202.44/530,911,982.97 = 108,296,445.51/x - Step 3: Cross multiply
353,940,202.44x = 530,911,982.97 × 108,296,445.51 - Step 4: Simplify right side
353,940,202.44x = 57,495,880,634,316,656 - Step 5: Solve for x
x = 57,495,880,634,316,656/353,940,202.44 - Step 6: Final answer
x = 162,445,182.09
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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.