Finding the Fourth Proportional to 4,701,587,148.59, 6,487,995,739.64 and 2,558,202,630.83
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Solution
The fourth proportional to 4,701,587,148.59, 6,487,995,739.64 and 2,558,202,630.83 is: 3,530,213,786.41
Step by Step Solution
- Step 1: Write the proportion equation
4,701,587,148.59 : 6,487,995,739.64 = 2,558,202,630.83 : x - Step 2: Convert to fraction form
4,701,587,148.59/6,487,995,739.64 = 2,558,202,630.83/x - Step 3: Cross multiply
4,701,587,148.59x = 6,487,995,739.64 × 2,558,202,630.83 - Step 4: Simplify right side
4,701,587,148.59x = 16,597,607,769,940,305,920 - Step 5: Solve for x
x = 16,597,607,769,940,305,920/4,701,587,148.59 - Step 6: Final answer
x = 3,530,213,786.41
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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.