Finding the Fourth Proportional to 202,607,840.48, 303,837,313.56 and 69,622,983.28
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Solution
The fourth proportional to 202,607,840.48, 303,837,313.56 and 69,622,983.28 is: 104,408,892.33
Step by Step Solution
- Step 1: Write the proportion equation
202,607,840.48 : 303,837,313.56 = 69,622,983.28 : x - Step 2: Convert to fraction form
202,607,840.48/303,837,313.56 = 69,622,983.28/x - Step 3: Cross multiply
202,607,840.48x = 303,837,313.56 × 69,622,983.28 - Step 4: Simplify right side
202,607,840.48x = 21,154,060,201,827,996 - Step 5: Solve for x
x = 21,154,060,201,827,996/202,607,840.48 - Step 6: Final answer
x = 104,408,892.33
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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.