Finding the Fourth Proportional to 5,783,388,968.66, 7,982,221,360.70 and 3,751,358,099.92
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Solution
The fourth proportional to 5,783,388,968.66, 7,982,221,360.70 and 3,751,358,099.92 is: 5,177,616,604.92
Step by Step Solution
- Step 1: Write the proportion equation
5,783,388,968.66 : 7,982,221,360.70 = 3,751,358,099.92 : x - Step 2: Convert to fraction form
5,783,388,968.66/7,982,221,360.70 = 3,751,358,099.92/x - Step 3: Cross multiply
5,783,388,968.66x = 7,982,221,360.70 × 3,751,358,099.92 - Step 4: Simplify right side
5,783,388,968.66x = 29,944,170,756,805,812,224 - Step 5: Solve for x
x = 29,944,170,756,805,812,224/5,783,388,968.66 - Step 6: Final answer
x = 5,177,616,604.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.