Finding the Fourth Proportional to 374,370,698.18, 516,616,042.92 and 204,824,104.08
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Solution
The fourth proportional to 374,370,698.18, 516,616,042.92 and 204,824,104.08 is: 282,648,772.09
Step by Step Solution
- Step 1: Write the proportion equation
374,370,698.18 : 516,616,042.92 = 204,824,104.08 : x - Step 2: Convert to fraction form
374,370,698.18/516,616,042.92 = 204,824,104.08/x - Step 3: Cross multiply
374,370,698.18x = 516,616,042.92 × 204,824,104.08 - Step 4: Simplify right side
374,370,698.18x = 105,815,418,144,443,840 - Step 5: Solve for x
x = 105,815,418,144,443,840/374,370,698.18 - Step 6: Final answer
x = 282,648,772.09
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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.