Finding the Fourth Proportional to 7,470,848,451.92, 11,206,272,678.65 and 2,496,570,307.46
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Solution
The fourth proportional to 7,470,848,451.92, 11,206,272,678.65 and 2,496,570,307.46 is: 3,744,855,461.45
Step by Step Solution
- Step 1: Write the proportion equation
7,470,848,451.92 : 11,206,272,678.65 = 2,496,570,307.46 : x - Step 2: Convert to fraction form
7,470,848,451.92/11,206,272,678.65 = 2,496,570,307.46/x - Step 3: Cross multiply
7,470,848,451.92x = 11,206,272,678.65 × 2,496,570,307.46 - Step 4: Simplify right side
7,470,848,451.92x = 27,977,247,626,810,753,024 - Step 5: Solve for x
x = 27,977,247,626,810,753,024/7,470,848,451.92 - Step 6: Final answer
x = 3,744,855,461.45
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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.