Finding the Fourth Proportional to 4,981,246,070.26, 7,473,756,219.16 and 2,990,678,224.90
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Solution
The fourth proportional to 4,981,246,070.26, 7,473,756,219.16 and 2,990,678,224.90 is: 4,487,150,337.00
Step by Step Solution
- Step 1: Write the proportion equation
4,981,246,070.26 : 7,473,756,219.16 = 2,990,678,224.90 : x - Step 2: Convert to fraction form
4,981,246,070.26/7,473,756,219.16 = 2,990,678,224.90/x - Step 3: Cross multiply
4,981,246,070.26x = 7,473,756,219.16 × 2,990,678,224.90 - Step 4: Simplify right side
4,981,246,070.26x = 22,351,599,982,852,763,648 - Step 5: Solve for x
x = 22,351,599,982,852,763,648/4,981,246,070.26 - Step 6: Final answer
x = 4,487,150,337.00
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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.