Finding the Fourth Proportional to 211,846,996.62, 317,764,616.76 and 56,402,137.08
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Solution
The fourth proportional to 211,846,996.62, 317,764,616.76 and 56,402,137.08 is: 84,601,640.62
Step by Step Solution
- Step 1: Write the proportion equation
211,846,996.62 : 317,764,616.76 = 56,402,137.08 : x - Step 2: Convert to fraction form
211,846,996.62/317,764,616.76 = 56,402,137.08/x - Step 3: Cross multiply
211,846,996.62x = 317,764,616.76 × 56,402,137.08 - Step 4: Simplify right side
211,846,996.62x = 17,922,603,473,671,184 - Step 5: Solve for x
x = 17,922,603,473,671,184/211,846,996.62 - Step 6: Final answer
x = 84,601,640.62
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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.