Finding the Fourth Proportional to 4,902,972,998.99, 7,354,411,032.06 and 2,246,275,497.87
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Solution
The fourth proportional to 4,902,972,998.99, 7,354,411,032.06 and 2,246,275,497.87 is: 3,369,391,042.13
Step by Step Solution
- Step 1: Write the proportion equation
4,902,972,998.99 : 7,354,411,032.06 = 2,246,275,497.87 : x - Step 2: Convert to fraction form
4,902,972,998.99/7,354,411,032.06 = 2,246,275,497.87/x - Step 3: Cross multiply
4,902,972,998.99x = 7,354,411,032.06 × 2,246,275,497.87 - Step 4: Simplify right side
4,902,972,998.99x = 16,520,033,302,581,196,800 - Step 5: Solve for x
x = 16,520,033,302,581,196,800/4,902,972,998.99 - Step 6: Final answer
x = 3,369,391,042.13
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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.