Finding the Fourth Proportional to 5,394,073,220, 8,091,112,979.28 and 1,516,679,684
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Solution
The fourth proportional to 5,394,073,220, 8,091,112,979.28 and 1,516,679,684 is: 2,275,020,411.50
Step by Step Solution
- Step 1: Write the proportion equation
5,394,073,220 : 8,091,112,979.28 = 1,516,679,684 : x - Step 2: Convert to fraction form
5,394,073,220/8,091,112,979.28 = 1,516,679,684/x - Step 3: Cross multiply
5,394,073,220x = 8,091,112,979.28 × 1,516,679,684 - Step 4: Simplify right side
5,394,073,220x = 12,271,626,676,622,688,256 - Step 5: Solve for x
x = 12,271,626,676,622,688,256/5,394,073,220 - Step 6: Final answer
x = 2,275,020,411.50
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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.