Finding the Fourth Proportional to 248,214,826.36, 372,063,593.58 and 138,879,697.96
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Solution
The fourth proportional to 248,214,826.36, 372,063,593.58 and 138,879,697.96 is: 208,174,830.88
Step by Step Solution
- Step 1: Write the proportion equation
248,214,826.36 : 372,063,593.58 = 138,879,697.96 : x - Step 2: Convert to fraction form
248,214,826.36/372,063,593.58 = 138,879,697.96/x - Step 3: Cross multiply
248,214,826.36x = 372,063,593.58 × 138,879,697.96 - Step 4: Simplify right side
248,214,826.36x = 51,672,079,498,302,592 - Step 5: Solve for x
x = 51,672,079,498,302,592/248,214,826.36 - Step 6: Final answer
x = 208,174,830.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.