Finding the Fourth Proportional to 1,834,179,156.84, 2,531,273,502.60 and 1,381,246,295.52
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Solution
The fourth proportional to 1,834,179,156.84, 2,531,273,502.60 and 1,381,246,295.52 is: 1,906,199,912.57
Step by Step Solution
- Step 1: Write the proportion equation
1,834,179,156.84 : 2,531,273,502.60 = 1,381,246,295.52 : x - Step 2: Convert to fraction form
1,834,179,156.84/2,531,273,502.60 = 1,381,246,295.52/x - Step 3: Cross multiply
1,834,179,156.84x = 2,531,273,502.60 × 1,381,246,295.52 - Step 4: Simplify right side
1,834,179,156.84x = 3,496,312,148,414,184,960 - Step 5: Solve for x
x = 3,496,312,148,414,184,960/1,834,179,156.84 - Step 6: Final answer
x = 1,906,199,912.57
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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.