Finding the Third Proportional to 145,429,490 and 311,014,372
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Solution
The third proportional to 145,429,490 and 311,014,372 is: 665,132,907.99
Step by Step Solution
- Step 1: Write the proportion equation
145,429,490 : 311,014,372 = 311,014,372 : x - Step 2: Convert to fraction form
145,429,490/311,014,372 = 311,014,372/x - Step 3: Cross multiply
145,429,490x = 311,014,372 × 311,014,372 - Step 4: Simplify right side
145,429,490x = 96,729,939,590,554,384 - Step 5: Solve for x
x = 96,729,939,590,554,384/145,429,490 - Step 6: Final answer
x = 665,132,907.99
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.