Finding the Third Proportional to 143,209,434 and 212,129,001
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Solution
The third proportional to 143,209,434 and 212,129,001 is: 314,216,122.56
Step by Step Solution
- Step 1: Write the proportion equation
143,209,434 : 212,129,001 = 212,129,001 : x - Step 2: Convert to fraction form
143,209,434/212,129,001 = 212,129,001/x - Step 3: Cross multiply
143,209,434x = 212,129,001 × 212,129,001 - Step 4: Simplify right side
143,209,434x = 44,998,713,065,258,000 - Step 5: Solve for x
x = 44,998,713,065,258,000/143,209,434 - Step 6: Final answer
x = 314,216,122.56
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These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.