Finding the Fourth Proportional to 186,025,793.64, 256,713,557.99 and 102,392,136.15
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Solution
The fourth proportional to 186,025,793.64, 256,713,557.99 and 102,392,136.15 is: 141,300,026.55
Step by Step Solution
- Step 1: Write the proportion equation
186,025,793.64 : 256,713,557.99 = 102,392,136.15 : x - Step 2: Convert to fraction form
186,025,793.64/256,713,557.99 = 102,392,136.15/x - Step 3: Cross multiply
186,025,793.64x = 256,713,557.99 × 102,392,136.15 - Step 4: Simplify right side
186,025,793.64x = 26,285,449,580,751,044 - Step 5: Solve for x
x = 26,285,449,580,751,044/186,025,793.64 - Step 6: Final answer
x = 141,300,026.55
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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.