Finding the Fourth Proportional to 614,415,102.88, 921,623,541.34 and 250,909,458.88
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Solution
The fourth proportional to 614,415,102.88, 921,623,541.34 and 250,909,458.88 is: 376,364,550.55
Step by Step Solution
- Step 1: Write the proportion equation
614,415,102.88 : 921,623,541.34 = 250,909,458.88 : x - Step 2: Convert to fraction form
614,415,102.88/921,623,541.34 = 250,909,458.88/x - Step 3: Cross multiply
614,415,102.88x = 921,623,541.34 × 250,909,458.88 - Step 4: Simplify right side
614,415,102.88x = 231,244,064,048,688,704 - Step 5: Solve for x
x = 231,244,064,048,688,704/614,415,102.88 - Step 6: Final answer
x = 376,364,550.55
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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.