Finding the Fourth Proportional to 683,017,310.58, 942,564,192.91 and 369,751,514.41
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Solution
The fourth proportional to 683,017,310.58, 942,564,192.91 and 369,751,514.41 is: 510,257,254.63
Step by Step Solution
- Step 1: Write the proportion equation
683,017,310.58 : 942,564,192.91 = 369,751,514.41 : x - Step 2: Convert to fraction form
683,017,310.58/942,564,192.91 = 369,751,514.41/x - Step 3: Cross multiply
683,017,310.58x = 942,564,192.91 × 369,751,514.41 - Step 4: Simplify right side
683,017,310.58x = 348,514,537,757,111,872 - Step 5: Solve for x
x = 348,514,537,757,111,872/683,017,310.58 - Step 6: Final answer
x = 510,257,254.63
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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.