Finding the Fourth Proportional to 230,614,633.08, 317,959,511.48 and 192,478,509.84
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Solution
The fourth proportional to 230,614,633.08, 317,959,511.48 and 192,478,509.84 is: 265,379,400.01
Step by Step Solution
- Step 1: Write the proportion equation
230,614,633.08 : 317,959,511.48 = 192,478,509.84 : x - Step 2: Convert to fraction form
230,614,633.08/317,959,511.48 = 192,478,509.84/x - Step 3: Cross multiply
230,614,633.08x = 317,959,511.48 × 192,478,509.84 - Step 4: Simplify right side
230,614,633.08x = 61,200,372,960,076,520 - Step 5: Solve for x
x = 61,200,372,960,076,520/230,614,633.08 - Step 6: Final answer
x = 265,379,400.01
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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.