Finding the Fourth Proportional to 269,733,356.44, 372,232,026.30 and 145,974,056.92
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Solution
The fourth proportional to 269,733,356.44, 372,232,026.30 and 145,974,056.92 is: 201,444,195.53
Step by Step Solution
- Step 1: Write the proportion equation
269,733,356.44 : 372,232,026.30 = 145,974,056.92 : x - Step 2: Convert to fraction form
269,733,356.44/372,232,026.30 = 145,974,056.92/x - Step 3: Cross multiply
269,733,356.44x = 372,232,026.30 × 145,974,056.92 - Step 4: Simplify right side
269,733,356.44x = 54,336,218,994,563,136 - Step 5: Solve for x
x = 54,336,218,994,563,136/269,733,356.44 - Step 6: Final answer
x = 201,444,195.53
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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.