Finding the Fourth Proportional to 327,817,182.72, 452,413,509.39 and 186,694,377.06
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Solution
The fourth proportional to 327,817,182.72, 452,413,509.39 and 186,694,377.06 is: 257,652,932.06
Step by Step Solution
- Step 1: Write the proportion equation
327,817,182.72 : 452,413,509.39 = 186,694,377.06 : x - Step 2: Convert to fraction form
327,817,182.72/452,413,509.39 = 186,694,377.06/x - Step 3: Cross multiply
327,817,182.72x = 452,413,509.39 × 186,694,377.06 - Step 4: Simplify right side
327,817,182.72x = 84,463,058,309,094,512 - Step 5: Solve for x
x = 84,463,058,309,094,512/327,817,182.72 - Step 6: Final answer
x = 257,652,932.06
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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.