Finding the Fourth Proportional to 420,050,125.80, 628,563,534.30 and 284,001,229.80
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Solution
The fourth proportional to 420,050,125.80, 628,563,534.30 and 284,001,229.80 is: 424,979,795.94
Step by Step Solution
- Step 1: Write the proportion equation
420,050,125.80 : 628,563,534.30 = 284,001,229.80 : x - Step 2: Convert to fraction form
420,050,125.80/628,563,534.30 = 284,001,229.80/x - Step 3: Cross multiply
420,050,125.80x = 628,563,534.30 × 284,001,229.80 - Step 4: Simplify right side
420,050,125.80x = 178,512,816,748,634,464 - Step 5: Solve for x
x = 178,512,816,748,634,464/420,050,125.80 - Step 6: Final answer
x = 424,979,795.94
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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.