Finding the Fourth Proportional to 106,153,376.94, 159,172,984.41 and 62,449,243.74
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Solution
The fourth proportional to 106,153,376.94, 159,172,984.41 and 62,449,243.74 is: 93,640,285.28
Step by Step Solution
- Step 1: Write the proportion equation
106,153,376.94 : 159,172,984.41 = 62,449,243.74 : x - Step 2: Convert to fraction form
106,153,376.94/159,172,984.41 = 62,449,243.74/x - Step 3: Cross multiply
106,153,376.94x = 159,172,984.41 × 62,449,243.74 - Step 4: Simplify right side
106,153,376.94x = 9,940,232,500,243,310 - Step 5: Solve for x
x = 9,940,232,500,243,310/106,153,376.94 - Step 6: Final answer
x = 93,640,285.28
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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.