Finding the Fourth Proportional to 1,454,887,687.20, 2,183,711,229.72 and 900,513,180.96
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Solution
The fourth proportional to 1,454,887,687.20, 2,183,711,229.72 and 900,513,180.96 is: 1,351,623,745.99
Step by Step Solution
- Step 1: Write the proportion equation
1,454,887,687.20 : 2,183,711,229.72 = 900,513,180.96 : x - Step 2: Convert to fraction form
1,454,887,687.20/2,183,711,229.72 = 900,513,180.96/x - Step 3: Cross multiply
1,454,887,687.20x = 2,183,711,229.72 × 900,513,180.96 - Step 4: Simplify right side
1,454,887,687.20x = 1,966,460,745,773,230,336 - Step 5: Solve for x
x = 1,966,460,745,773,230,336/1,454,887,687.20 - Step 6: Final answer
x = 1,351,623,745.99
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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.