Finding the Fourth Proportional to 209,012,333.49, 313,343,124.63 and 92,408,863.68
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Solution
The fourth proportional to 209,012,333.49, 313,343,124.63 and 92,408,863.68 is: 138,535,758.18
Step by Step Solution
- Step 1: Write the proportion equation
209,012,333.49 : 313,343,124.63 = 92,408,863.68 : x - Step 2: Convert to fraction form
209,012,333.49/313,343,124.63 = 92,408,863.68/x - Step 3: Cross multiply
209,012,333.49x = 313,343,124.63 × 92,408,863.68 - Step 4: Simplify right side
209,012,333.49x = 28,955,682,088,998,924 - Step 5: Solve for x
x = 28,955,682,088,998,924/209,012,333.49 - Step 6: Final answer
x = 138,535,758.18
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.