Finding the Third Proportional to 157,280,778 and 235,921,197
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Solution
The third proportional to 157,280,778 and 235,921,197 is: 353,881,840.50
Step by Step Solution
- Step 1: Write the proportion equation
157,280,778 : 235,921,197 = 235,921,197 : x - Step 2: Convert to fraction form
157,280,778/235,921,197 = 235,921,197/x - Step 3: Cross multiply
157,280,778x = 235,921,197 × 235,921,197 - Step 4: Simplify right side
157,280,778x = 55,658,811,193,912,808 - Step 5: Solve for x
x = 55,658,811,193,912,808/157,280,778 - Step 6: Final answer
x = 353,881,840.50
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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.