Finding the Fourth Proportional to 279,046,018.07, 418,287,652.50 and 175,489,232.24
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Solution
The fourth proportional to 279,046,018.07, 418,287,652.50 and 175,489,232.24 is: 263,056,894.70
Step by Step Solution
- Step 1: Write the proportion equation
279,046,018.07 : 418,287,652.50 = 175,489,232.24 : x - Step 2: Convert to fraction form
279,046,018.07/418,287,652.50 = 175,489,232.24/x - Step 3: Cross multiply
279,046,018.07x = 418,287,652.50 × 175,489,232.24 - Step 4: Simplify right side
279,046,018.07x = 73,404,978,992,696,928 - Step 5: Solve for x
x = 73,404,978,992,696,928/279,046,018.07 - Step 6: Final answer
x = 263,056,894.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.