Finding the Fourth Proportional to 105,868,573.62, 146,092,226.99 and 58,824,038.49
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Solution
The fourth proportional to 105,868,573.62, 146,092,226.99 and 58,824,038.49 is: 81,173,614.51
Step by Step Solution
- Step 1: Write the proportion equation
105,868,573.62 : 146,092,226.99 = 58,824,038.49 : x - Step 2: Convert to fraction form
105,868,573.62/146,092,226.99 = 58,824,038.49/x - Step 3: Cross multiply
105,868,573.62x = 146,092,226.99 × 58,824,038.49 - Step 4: Simplify right side
105,868,573.62x = 8,593,734,783,449,309 - Step 5: Solve for x
x = 8,593,734,783,449,309/105,868,573.62 - Step 6: Final answer
x = 81,173,614.51
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.