Finding the Third Proportional to 47,145,918 and 70,428,519
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Solution
The third proportional to 47,145,918 and 70,428,519 is: 105,209,029.73
Step by Step Solution
- Step 1: Write the proportion equation
47,145,918 : 70,428,519 = 70,428,519 : x - Step 2: Convert to fraction form
47,145,918/70,428,519 = 70,428,519/x - Step 3: Cross multiply
47,145,918x = 70,428,519 × 70,428,519 - Step 4: Simplify right side
47,145,918x = 4,960,176,288,533,361 - Step 5: Solve for x
x = 4,960,176,288,533,361/47,145,918 - Step 6: Final answer
x = 105,209,029.73
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.