Finding the Fourth Proportional to 5,243,023,785.14, 7,237,097,094.53 and 4,173,289,351.19
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Solution
The fourth proportional to 5,243,023,785.14, 7,237,097,094.53 and 4,173,289,351.19 is: 5,760,511,772.56
Step by Step Solution
- Step 1: Write the proportion equation
5,243,023,785.14 : 7,237,097,094.53 = 4,173,289,351.19 : x - Step 2: Convert to fraction form
5,243,023,785.14/7,237,097,094.53 = 4,173,289,351.19/x - Step 3: Cross multiply
5,243,023,785.14x = 7,237,097,094.53 × 4,173,289,351.19 - Step 4: Simplify right side
5,243,023,785.14x = 30,202,500,238,073,081,856 - Step 5: Solve for x
x = 30,202,500,238,073,081,856/5,243,023,785.14 - Step 6: Final answer
x = 5,760,511,772.56
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1.5x scale
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.