Finding the Fourth Proportional to 1,617,035,562.20, 2,425,553,343.30 and 1,603,430,672.60
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Solution
The fourth proportional to 1,617,035,562.20, 2,425,553,343.30 and 1,603,430,672.60 is: 2,405,146,008.90
Step by Step Solution
- Step 1: Write the proportion equation
1,617,035,562.20 : 2,425,553,343.30 = 1,603,430,672.60 : x - Step 2: Convert to fraction form
1,617,035,562.20/2,425,553,343.30 = 1,603,430,672.60/x - Step 3: Cross multiply
1,617,035,562.20x = 2,425,553,343.30 × 1,603,430,672.60 - Step 4: Simplify right side
1,617,035,562.20x = 3,889,206,628,674,697,728 - Step 5: Solve for x
x = 3,889,206,628,674,697,728/1,617,035,562.20 - Step 6: Final answer
x = 2,405,146,008.90
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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.