Finding the Fourth Proportional to 1,879,621,513.92, 2,593,725,838.32 and 1,086,718,590.72
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Solution
The fourth proportional to 1,879,621,513.92, 2,593,725,838.32 and 1,086,718,590.72 is: 1,499,583,861.36
Step by Step Solution
- Step 1: Write the proportion equation
1,879,621,513.92 : 2,593,725,838.32 = 1,086,718,590.72 : x - Step 2: Convert to fraction form
1,879,621,513.92/2,593,725,838.32 = 1,086,718,590.72/x - Step 3: Cross multiply
1,879,621,513.92x = 2,593,725,838.32 × 1,086,718,590.72 - Step 4: Simplify right side
1,879,621,513.92x = 2,818,650,087,733,161,472 - Step 5: Solve for x
x = 2,818,650,087,733,161,472/1,879,621,513.92 - Step 6: Final answer
x = 1,499,583,861.36
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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.