Finding the Fourth Proportional to 104,808,817.48, 157,242,391.85 and 45,726,367.70
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Solution
The fourth proportional to 104,808,817.48, 157,242,391.85 and 45,726,367.70 is: 68,602,276.03
Step by Step Solution
- Step 1: Write the proportion equation
104,808,817.48 : 157,242,391.85 = 45,726,367.70 : x - Step 2: Convert to fraction form
104,808,817.48/157,242,391.85 = 45,726,367.70/x - Step 3: Cross multiply
104,808,817.48x = 157,242,391.85 × 45,726,367.70 - Step 4: Simplify right side
104,808,817.48x = 7,190,123,426,832,289 - Step 5: Solve for x
x = 7,190,123,426,832,289/104,808,817.48 - Step 6: Final answer
x = 68,602,276.03
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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.