Finding the Fourth Proportional to 4,423,636,397.94, 6,635,409,149.83 and 2,557,094,423.05
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Solution
The fourth proportional to 4,423,636,397.94, 6,635,409,149.83 and 2,557,094,423.05 is: 3,835,615,363.78
Step by Step Solution
- Step 1: Write the proportion equation
4,423,636,397.94 : 6,635,409,149.83 = 2,557,094,423.05 : x - Step 2: Convert to fraction form
4,423,636,397.94/6,635,409,149.83 = 2,557,094,423.05/x - Step 3: Cross multiply
4,423,636,397.94x = 6,635,409,149.83 × 2,557,094,423.05 - Step 4: Simplify right side
4,423,636,397.94x = 16,967,367,731,685,236,736 - Step 5: Solve for x
x = 16,967,367,731,685,236,736/4,423,636,397.94 - Step 6: Final answer
x = 3,835,615,363.78
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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.