Finding the Fourth Proportional to 326,747,358.08, 490,224,646.70 and 116,653,536.82
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Solution
The fourth proportional to 326,747,358.08, 490,224,646.70 and 116,653,536.82 is: 175,017,295.35
Step by Step Solution
- Step 1: Write the proportion equation
326,747,358.08 : 490,224,646.70 = 116,653,536.82 : x - Step 2: Convert to fraction form
326,747,358.08/490,224,646.70 = 116,653,536.82/x - Step 3: Cross multiply
326,747,358.08x = 490,224,646.70 × 116,653,536.82 - Step 4: Simplify right side
326,747,358.08x = 57,186,438,873,889,936 - Step 5: Solve for x
x = 57,186,438,873,889,936/326,747,358.08 - Step 6: Final answer
x = 175,017,295.35
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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.