Finding the Fourth Proportional to 117,366,988.20, 176,050,482.30 and 93,180,517.80
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Solution
The fourth proportional to 117,366,988.20, 176,050,482.30 and 93,180,517.80 is: 139,770,776.70
Step by Step Solution
- Step 1: Write the proportion equation
117,366,988.20 : 176,050,482.30 = 93,180,517.80 : x - Step 2: Convert to fraction form
117,366,988.20/176,050,482.30 = 93,180,517.80/x - Step 3: Cross multiply
117,366,988.20x = 176,050,482.30 × 93,180,517.80 - Step 4: Simplify right side
117,366,988.20x = 16,404,475,099,653,736 - Step 5: Solve for x
x = 16,404,475,099,653,736/117,366,988.20 - Step 6: Final answer
x = 139,770,776.70
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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.