Finding the Third Proportional to 72,829,764 and 156,021,734
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Solution
The third proportional to 72,829,764 and 156,021,734 is: 334,242,212.85
Step by Step Solution
- Step 1: Write the proportion equation
72,829,764 : 156,021,734 = 156,021,734 : x - Step 2: Convert to fraction form
72,829,764/156,021,734 = 156,021,734/x - Step 3: Cross multiply
72,829,764x = 156,021,734 × 156,021,734 - Step 4: Simplify right side
72,829,764x = 24,342,781,480,366,756 - Step 5: Solve for x
x = 24,342,781,480,366,756/72,829,764 - Step 6: Final answer
x = 334,242,212.85
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.