Finding the Fourth Proportional to 98,634,916.84, 147,949,324.62 and 46,856,792.44
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Solution
The fourth proportional to 98,634,916.84, 147,949,324.62 and 46,856,792.44 is: 70,283,739.44
Step by Step Solution
- Step 1: Write the proportion equation
98,634,916.84 : 147,949,324.62 = 46,856,792.44 : x - Step 2: Convert to fraction form
98,634,916.84/147,949,324.62 = 46,856,792.44/x - Step 3: Cross multiply
98,634,916.84x = 147,949,324.62 × 46,856,792.44 - Step 4: Simplify right side
98,634,916.84x = 6,932,430,795,357,522 - Step 5: Solve for x
x = 6,932,430,795,357,522/98,634,916.84 - Step 6: Final answer
x = 70,283,739.44
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.