Finding the Fourth Proportional to 78,806,683.18, 108,753,433.68 and 44,000,619.09
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Solution
The fourth proportional to 78,806,683.18, 108,753,433.68 and 44,000,619.09 is: 60,720,972.09
Step by Step Solution
- Step 1: Write the proportion equation
78,806,683.18 : 108,753,433.68 = 44,000,619.09 : x - Step 2: Convert to fraction form
78,806,683.18/108,753,433.68 = 44,000,619.09/x - Step 3: Cross multiply
78,806,683.18x = 108,753,433.68 × 44,000,619.09 - Step 4: Simplify right side
78,806,683.18x = 4,785,218,410,083,258 - Step 5: Solve for x
x = 4,785,218,410,083,258/78,806,683.18 - Step 6: Final answer
x = 60,720,972.09
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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.