Finding the Fourth Proportional to 5,425,193,704,750.40, 8,139,378,535,136 and 1,749,397,139,518.20
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Solution
The fourth proportional to 5,425,193,704,750.40, 8,139,378,535,136 and 1,749,397,139,518.20 is: 2,624,607,765,498.74
Step by Step Solution
- Step 1: Write the proportion equation
5,425,193,704,750.40 : 8,139,378,535,136 = 1,749,397,139,518.20 : x - Step 2: Convert to fraction form
5,425,193,704,750.40/8,139,378,535,136 = 1,749,397,139,518.20/x - Step 3: Cross multiply
5,425,193,704,750.40x = 8,139,378,535,136 × 1,749,397,139,518.20 - Step 4: Simplify right side
5,425,193,704,750.40x = 14,239,005,526,822,754,770,223,104 - Step 5: Solve for x
x = 14,239,005,526,822,754,770,223,104/5,425,193,704,750.40 - Step 6: Final answer
x = 2,624,607,765,498.74
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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.