Finding the Fourth Proportional to 98,430,450.57, 147,611,482.71 and 54,777,824.87
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Solution
The fourth proportional to 98,430,450.57, 147,611,482.71 and 54,777,824.87 is: 82,147,708.37
Step by Step Solution
- Step 1: Write the proportion equation
98,430,450.57 : 147,611,482.71 = 54,777,824.87 : x - Step 2: Convert to fraction form
98,430,450.57/147,611,482.71 = 54,777,824.87/x - Step 3: Cross multiply
98,430,450.57x = 147,611,482.71 × 54,777,824.87 - Step 4: Simplify right side
98,430,450.57x = 8,085,835,947,951,356 - Step 5: Solve for x
x = 8,085,835,947,951,356/98,430,450.57 - Step 6: Final answer
x = 82,147,708.37
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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.