Finding the Fourth Proportional to 403,453,125.20, 605,179,687.80 and 403,453,125.20
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Solution
The fourth proportional to 403,453,125.20, 605,179,687.80 and 403,453,125.20 is: 605,179,687.80
Step by Step Solution
- Step 1: Write the proportion equation
403,453,125.20 : 605,179,687.80 = 403,453,125.20 : x - Step 2: Convert to fraction form
403,453,125.20/605,179,687.80 = 403,453,125.20/x - Step 3: Cross multiply
403,453,125.20x = 605,179,687.80 × 403,453,125.20 - Step 4: Simplify right side
403,453,125.20x = 244,161,636,350,470,272 - Step 5: Solve for x
x = 244,161,636,350,470,272/403,453,125.20 - Step 6: Final answer
x = 605,179,687.80
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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.