Finding the Third Proportional to 68,487,624 and 142,643,984
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Solution
The third proportional to 68,487,624 and 142,643,984 is: 297,094,642.55
Step by Step Solution
- Step 1: Write the proportion equation
68,487,624 : 142,643,984 = 142,643,984 : x - Step 2: Convert to fraction form
68,487,624/142,643,984 = 142,643,984/x - Step 3: Cross multiply
68,487,624x = 142,643,984 × 142,643,984 - Step 4: Simplify right side
68,487,624x = 20,347,306,171,392,256 - Step 5: Solve for x
x = 20,347,306,171,392,256/68,487,624 - Step 6: Final answer
x = 297,094,642.55
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These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.