Finding the Fourth Proportional to 232,183,401.49, 320,403,423.67 and 126,337,232.46
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Solution
The fourth proportional to 232,183,401.49, 320,403,423.67 and 126,337,232.46 is: 174,340,118.88
Step by Step Solution
- Step 1: Write the proportion equation
232,183,401.49 : 320,403,423.67 = 126,337,232.46 : x - Step 2: Convert to fraction form
232,183,401.49/320,403,423.67 = 126,337,232.46/x - Step 3: Cross multiply
232,183,401.49x = 320,403,423.67 × 126,337,232.46 - Step 4: Simplify right side
232,183,401.49x = 40,478,881,817,334,576 - Step 5: Solve for x
x = 40,478,881,817,334,576/232,183,401.49 - Step 6: Final answer
x = 174,340,118.88
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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.