Finding the Fourth Proportional to 157,571,874.27, 236,389,699.49 and 55,343,883.51
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Solution
The fourth proportional to 157,571,874.27, 236,389,699.49 and 55,343,883.51 is: 83,027,025.30
Step by Step Solution
- Step 1: Write the proportion equation
157,571,874.27 : 236,389,699.49 = 55,343,883.51 : x - Step 2: Convert to fraction form
157,571,874.27/236,389,699.49 = 55,343,883.51/x - Step 3: Cross multiply
157,571,874.27x = 236,389,699.49 × 55,343,883.51 - Step 4: Simplify right side
157,571,874.27x = 13,082,723,991,261,748 - Step 5: Solve for x
x = 13,082,723,991,261,748/157,571,874.27 - Step 6: Final answer
x = 83,027,025.30
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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.