Finding the Fourth Proportional to 247,446,646.67, 371,217,766.68 and 94,080,778.49
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Solution
The fourth proportional to 247,446,646.67, 371,217,766.68 and 94,080,778.49 is: 141,139,340.33
Step by Step Solution
- Step 1: Write the proportion equation
247,446,646.67 : 371,217,766.68 = 94,080,778.49 : x - Step 2: Convert to fraction form
247,446,646.67/371,217,766.68 = 94,080,778.49/x - Step 3: Cross multiply
247,446,646.67x = 371,217,766.68 × 94,080,778.49 - Step 4: Simplify right side
247,446,646.67x = 34,924,456,476,717,496 - Step 5: Solve for x
x = 34,924,456,476,717,496/247,446,646.67 - Step 6: Final answer
x = 141,139,340.33
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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.