Finding the Fourth Proportional to 269,183,588.64, 371,597,354.64 and 157,658,952.48
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Solution
The fourth proportional to 269,183,588.64, 371,597,354.64 and 157,658,952.48 is: 217,641,981.72
Step by Step Solution
- Step 1: Write the proportion equation
269,183,588.64 : 371,597,354.64 = 157,658,952.48 : x - Step 2: Convert to fraction form
269,183,588.64/371,597,354.64 = 157,658,952.48/x - Step 3: Cross multiply
269,183,588.64x = 371,597,354.64 × 157,658,952.48 - Step 4: Simplify right side
269,183,588.64x = 58,585,649,676,881,464 - Step 5: Solve for x
x = 58,585,649,676,881,464/269,183,588.64 - Step 6: Final answer
x = 217,641,981.72
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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.