Finding the Third Proportional to 157,432,203 and 342,553,239
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Solution
The third proportional to 157,432,203 and 342,553,239 is: 745,353,995.65
Step by Step Solution
- Step 1: Write the proportion equation
157,432,203 : 342,553,239 = 342,553,239 : x - Step 2: Convert to fraction form
157,432,203/342,553,239 = 342,553,239/x - Step 3: Cross multiply
157,432,203x = 342,553,239 × 342,553,239 - Step 4: Simplify right side
157,432,203x = 117,342,721,549,391,120 - Step 5: Solve for x
x = 117,342,721,549,391,120/157,432,203 - Step 6: Final answer
x = 745,353,995.65
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.