Finding the Fourth Proportional to 1,618,806,552.23, 2,428,441,459.84 and 498,425,007.09
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Solution
The fourth proportional to 1,618,806,552.23, 2,428,441,459.84 and 498,425,007.09 is: 747,708,829.19
Step by Step Solution
- Step 1: Write the proportion equation
1,618,806,552.23 : 2,428,441,459.84 = 498,425,007.09 : x - Step 2: Convert to fraction form
1,618,806,552.23/2,428,441,459.84 = 498,425,007.09/x - Step 3: Cross multiply
1,618,806,552.23x = 2,428,441,459.84 × 498,425,007.09 - Step 4: Simplify right side
1,618,806,552.23x = 1,210,395,951,848,106,752 - Step 5: Solve for x
x = 1,210,395,951,848,106,752/1,618,806,552.23 - Step 6: Final answer
x = 747,708,829.19
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.