Finding the Fourth Proportional to 134,508,643.80, 201,703,916.70 and 61,701,226.80
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Solution
The fourth proportional to 134,508,643.80, 201,703,916.70 and 61,701,226.80 is: 92,524,753.50
Step by Step Solution
- Step 1: Write the proportion equation
134,508,643.80 : 201,703,916.70 = 61,701,226.80 : x - Step 2: Convert to fraction form
134,508,643.80/201,703,916.70 = 61,701,226.80/x - Step 3: Cross multiply
134,508,643.80x = 201,703,916.70 × 61,701,226.80 - Step 4: Simplify right side
134,508,643.80x = 12,445,379,110,755,006 - Step 5: Solve for x
x = 12,445,379,110,755,006/134,508,643.80 - Step 6: Final answer
x = 92,524,753.50
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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.