Finding the Fourth Proportional to 614,415,121.92, 921,623,569.80 and 250,909,477.92
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Solution
The fourth proportional to 614,415,121.92, 921,623,569.80 and 250,909,477.92 is: 376,364,579.07
Step by Step Solution
- Step 1: Write the proportion equation
614,415,121.92 : 921,623,569.80 = 250,909,477.92 : x - Step 2: Convert to fraction form
614,415,121.92/921,623,569.80 = 250,909,477.92/x - Step 3: Cross multiply
614,415,121.92x = 921,623,569.80 × 250,909,477.92 - Step 4: Simplify right side
614,415,121.92x = 231,244,088,737,284,640 - Step 5: Solve for x
x = 231,244,088,737,284,640/614,415,121.92 - Step 6: Final answer
x = 376,364,579.07
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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.