Finding the Fourth Proportional to 1,826,946,587.09, 2,520,898,310.99 and 1,064,116,201.61
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Solution
The fourth proportional to 1,826,946,587.09, 2,520,898,310.99 and 1,064,116,201.61 is: 1,468,312,622.98
Step by Step Solution
- Step 1: Write the proportion equation
1,826,946,587.09 : 2,520,898,310.99 = 1,064,116,201.61 : x - Step 2: Convert to fraction form
1,826,946,587.09/2,520,898,310.99 = 1,064,116,201.61/x - Step 3: Cross multiply
1,826,946,587.09x = 2,520,898,310.99 × 1,064,116,201.61 - Step 4: Simplify right side
1,826,946,587.09x = 2,682,528,735,338,852,864 - Step 5: Solve for x
x = 2,682,528,735,338,852,864/1,826,946,587.09 - Step 6: Final answer
x = 1,468,312,622.98
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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.