Finding the Fourth Proportional to 157,464,765.80, 236,197,148.70 and 157,464,765.80
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Solution
The fourth proportional to 157,464,765.80, 236,197,148.70 and 157,464,765.80 is: 236,197,148.70
Step by Step Solution
- Step 1: Write the proportion equation
157,464,765.80 : 236,197,148.70 = 157,464,765.80 : x - Step 2: Convert to fraction form
157,464,765.80/236,197,148.70 = 157,464,765.80/x - Step 3: Cross multiply
157,464,765.80x = 236,197,148.70 × 157,464,765.80 - Step 4: Simplify right side
157,464,765.80x = 37,192,728,702,673,272 - Step 5: Solve for x
x = 37,192,728,702,673,272/157,464,765.80 - Step 6: Final answer
x = 236,197,148.70
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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.