Finding the Fourth Proportional to 117,626,916.80, 176,188,432.80 and 97,471,524.80
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Solution
The fourth proportional to 117,626,916.80, 176,188,432.80 and 97,471,524.80 is: 145,998,515.17
Step by Step Solution
- Step 1: Write the proportion equation
117,626,916.80 : 176,188,432.80 = 97,471,524.80 : x - Step 2: Convert to fraction form
117,626,916.80/176,188,432.80 = 97,471,524.80/x - Step 3: Cross multiply
117,626,916.80x = 176,188,432.80 × 97,471,524.80 - Step 4: Simplify right side
117,626,916.80x = 17,173,355,197,138,334 - Step 5: Solve for x
x = 17,173,355,197,138,334/117,626,916.80 - Step 6: Final answer
x = 145,998,515.17
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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.