Finding the Fourth Proportional to 5,470,698,512.10, 8,210,078,846.55 and 2,201,493,929.70
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Solution
The fourth proportional to 5,470,698,512.10, 8,210,078,846.55 and 2,201,493,929.70 is: 3,303,863,063.02
Step by Step Solution
- Step 1: Write the proportion equation
5,470,698,512.10 : 8,210,078,846.55 = 2,201,493,929.70 : x - Step 2: Convert to fraction form
5,470,698,512.10/8,210,078,846.55 = 2,201,493,929.70/x - Step 3: Cross multiply
5,470,698,512.10x = 8,210,078,846.55 × 2,201,493,929.70 - Step 4: Simplify right side
5,470,698,512.10x = 18,074,438,743,038,201,856 - Step 5: Solve for x
x = 18,074,438,743,038,201,856/5,470,698,512.10 - Step 6: Final answer
x = 3,303,863,063.02
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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.