Finding the Fourth Proportional to 633,865,514.70, 950,798,272.05 and 450,199,505.10
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Solution
The fourth proportional to 633,865,514.70, 950,798,272.05 and 450,199,505.10 is: 675,299,257.65
Step by Step Solution
- Step 1: Write the proportion equation
633,865,514.70 : 950,798,272.05 = 450,199,505.10 : x - Step 2: Convert to fraction form
633,865,514.70/950,798,272.05 = 450,199,505.10/x - Step 3: Cross multiply
633,865,514.70x = 950,798,272.05 × 450,199,505.10 - Step 4: Simplify right side
633,865,514.70x = 428,048,911,526,845,184 - Step 5: Solve for x
x = 428,048,911,526,845,184/633,865,514.70 - Step 6: Final answer
x = 675,299,257.65
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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.