Finding the Fourth Proportional to 1,913,344,818.15, 2,640,415,827.11 and 1,033,278,522.15
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Solution
The fourth proportional to 1,913,344,818.15, 2,640,415,827.11 and 1,033,278,522.15 is: 1,425,924,348.72
Step by Step Solution
- Step 1: Write the proportion equation
1,913,344,818.15 : 2,640,415,827.11 = 1,033,278,522.15 : x - Step 2: Convert to fraction form
1,913,344,818.15/2,640,415,827.11 = 1,033,278,522.15/x - Step 3: Cross multiply
1,913,344,818.15x = 2,640,415,827.11 × 1,033,278,522.15 - Step 4: Simplify right side
1,913,344,818.15x = 2,728,284,963,692,524,032 - Step 5: Solve for x
x = 2,728,284,963,692,524,032/1,913,344,818.15 - Step 6: Final answer
x = 1,425,924,348.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.