Finding the Third Proportional to 72,072,618 and 155,482,644
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Solution
The third proportional to 72,072,618 and 155,482,644 is: 335,423,538.87
Step by Step Solution
- Step 1: Write the proportion equation
72,072,618 : 155,482,644 = 155,482,644 : x - Step 2: Convert to fraction form
72,072,618/155,482,644 = 155,482,644/x - Step 3: Cross multiply
72,072,618x = 155,482,644 × 155,482,644 - Step 4: Simplify right side
72,072,618x = 24,174,852,585,230,736 - Step 5: Solve for x
x = 24,174,852,585,230,736/72,072,618 - Step 6: Final answer
x = 335,423,538.87
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.