Finding the Fourth Proportional to 7,591,665,518.48, 11,388,250,229.10 and 2,806,822,904.81
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Solution
The fourth proportional to 7,591,665,518.48, 11,388,250,229.10 and 2,806,822,904.81 is: 4,210,512,371.88
Step by Step Solution
- Step 1: Write the proportion equation
7,591,665,518.48 : 11,388,250,229.10 = 2,806,822,904.81 : x - Step 2: Convert to fraction form
7,591,665,518.48/11,388,250,229.10 = 2,806,822,904.81/x - Step 3: Cross multiply
7,591,665,518.48x = 11,388,250,229.10 × 2,806,822,904.81 - Step 4: Simplify right side
7,591,665,518.48x = 31,964,801,588,688,666,624 - Step 5: Solve for x
x = 31,964,801,588,688,666,624/7,591,665,518.48 - Step 6: Final answer
x = 4,210,512,371.88
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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.