Finding the Fourth Proportional to 311,539,431, 467,209,763.46 and 107,018,189.40
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Solution
The fourth proportional to 311,539,431, 467,209,763.46 and 107,018,189.40 is: 160,493,144.62
Step by Step Solution
- Step 1: Write the proportion equation
311,539,431 : 467,209,763.46 = 107,018,189.40 : x - Step 2: Convert to fraction form
311,539,431/467,209,763.46 = 107,018,189.40/x - Step 3: Cross multiply
311,539,431x = 467,209,763.46 × 107,018,189.40 - Step 4: Simplify right side
311,539,431x = 49,999,942,955,491,480 - Step 5: Solve for x
x = 49,999,942,955,491,480/311,539,431 - Step 6: Final answer
x = 160,493,144.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.