Finding the Fourth Proportional to 247,676,552.23, 341,793,860.68 and 136,169,290.22
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Solution
The fourth proportional to 247,676,552.23, 341,793,860.68 and 136,169,290.22 is: 187,913,740.69
Step by Step Solution
- Step 1: Write the proportion equation
247,676,552.23 : 341,793,860.68 = 136,169,290.22 : x - Step 2: Convert to fraction form
247,676,552.23/341,793,860.68 = 136,169,290.22/x - Step 3: Cross multiply
247,676,552.23x = 341,793,860.68 × 136,169,290.22 - Step 4: Simplify right side
247,676,552.23x = 46,541,827,410,745,240 - Step 5: Solve for x
x = 46,541,827,410,745,240/247,676,552.23 - Step 6: Final answer
x = 187,913,740.69
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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.