Finding the Fourth Proportional to 113,835,683.36, 157,093,209.99 and 61,624,680.58
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Solution
The fourth proportional to 113,835,683.36, 157,093,209.99 and 61,624,680.58 is: 85,042,041.31
Step by Step Solution
- Step 1: Write the proportion equation
113,835,683.36 : 157,093,209.99 = 61,624,680.58 : x - Step 2: Convert to fraction form
113,835,683.36/157,093,209.99 = 61,624,680.58/x - Step 3: Cross multiply
113,835,683.36x = 157,093,209.99 × 61,624,680.58 - Step 4: Simplify right side
113,835,683.36x = 9,680,818,886,100,424 - Step 5: Solve for x
x = 9,680,818,886,100,424/113,835,683.36 - Step 6: Final answer
x = 85,042,041.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.