Finding the Fourth Proportional to 239,024,070.12, 330,005,784.06 and 195,076,062.12
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Solution
The fourth proportional to 239,024,070.12, 330,005,784.06 and 195,076,062.12 is: 269,329,481.33
Step by Step Solution
- Step 1: Write the proportion equation
239,024,070.12 : 330,005,784.06 = 195,076,062.12 : x - Step 2: Convert to fraction form
239,024,070.12/330,005,784.06 = 195,076,062.12/x - Step 3: Cross multiply
239,024,070.12x = 330,005,784.06 × 195,076,062.12 - Step 4: Simplify right side
239,024,070.12x = 64,376,228,831,247,864 - Step 5: Solve for x
x = 64,376,228,831,247,864/239,024,070.12 - Step 6: Final answer
x = 269,329,481.33
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1.5x scale
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.