Finding the Fourth Proportional to 188,083,894.40, 282,125,841.60 and 114,426,171.80
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Solution
The fourth proportional to 188,083,894.40, 282,125,841.60 and 114,426,171.80 is: 171,639,257.70
Step by Step Solution
- Step 1: Write the proportion equation
188,083,894.40 : 282,125,841.60 = 114,426,171.80 : x - Step 2: Convert to fraction form
188,083,894.40/282,125,841.60 = 114,426,171.80/x - Step 3: Cross multiply
188,083,894.40x = 282,125,841.60 × 114,426,171.80 - Step 4: Simplify right side
188,083,894.40x = 32,282,580,020,141,188 - Step 5: Solve for x
x = 32,282,580,020,141,188/188,083,894.40 - Step 6: Final answer
x = 171,639,257.70
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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.