Finding the Fourth Proportional to 614,415,108.38, 921,623,549.58 and 250,909,464.38
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Solution
The fourth proportional to 614,415,108.38, 921,623,549.58 and 250,909,464.38 is: 376,364,558.79
Step by Step Solution
- Step 1: Write the proportion equation
614,415,108.38 : 921,623,549.58 = 250,909,464.38 : x - Step 2: Convert to fraction form
614,415,108.38/921,623,549.58 = 250,909,464.38/x - Step 3: Cross multiply
614,415,108.38x = 921,623,549.58 × 250,909,464.38 - Step 4: Simplify right side
614,415,108.38x = 231,244,071,180,504,064 - Step 5: Solve for x
x = 231,244,071,180,504,064/614,415,108.38 - Step 6: Final answer
x = 376,364,558.79
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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.