Finding the Fourth Proportional to 249,717,436.59, 374,612,045.60 and 77,207,702.19
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Solution
The fourth proportional to 249,717,436.59, 374,612,045.60 and 77,207,702.19 is: 115,822,649.99
Step by Step Solution
- Step 1: Write the proportion equation
249,717,436.59 : 374,612,045.60 = 77,207,702.19 : x - Step 2: Convert to fraction form
249,717,436.59/374,612,045.60 = 77,207,702.19/x - Step 3: Cross multiply
249,717,436.59x = 374,612,045.60 × 77,207,702.19 - Step 4: Simplify right side
249,717,436.59x = 28,922,935,253,471,500 - Step 5: Solve for x
x = 28,922,935,253,471,500/249,717,436.59 - Step 6: Final answer
x = 115,822,649.99
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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.