Finding the Fourth Proportional to 202,946,117.80, 304,534,335.64 and 109,571,845.87
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Solution
The fourth proportional to 202,946,117.80, 304,534,335.64 and 109,571,845.87 is: 164,419,943.82
Step by Step Solution
- Step 1: Write the proportion equation
202,946,117.80 : 304,534,335.64 = 109,571,845.87 : x - Step 2: Convert to fraction form
202,946,117.80/304,534,335.64 = 109,571,845.87/x - Step 3: Cross multiply
202,946,117.80x = 304,534,335.64 × 109,571,845.87 - Step 4: Simplify right side
202,946,117.80x = 33,368,389,285,833,664 - Step 5: Solve for x
x = 33,368,389,285,833,664/202,946,117.80 - Step 6: Final answer
x = 164,419,943.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.