Finding the Third Proportional to 72,812,150 and 156,429,984
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Solution
The third proportional to 72,812,150 and 156,429,984 is: 336,074,953.07
Step by Step Solution
- Step 1: Write the proportion equation
72,812,150 : 156,429,984 = 156,429,984 : x - Step 2: Convert to fraction form
72,812,150/156,429,984 = 156,429,984/x - Step 3: Cross multiply
72,812,150x = 156,429,984 × 156,429,984 - Step 4: Simplify right side
72,812,150x = 24,470,339,894,240,256 - Step 5: Solve for x
x = 24,470,339,894,240,256/72,812,150 - Step 6: Final answer
x = 336,074,953.07
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.