Finding the Fourth Proportional to 665,475,958.02, 998,304,734.46 and 277,207,987.38
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Solution
The fourth proportional to 665,475,958.02, 998,304,734.46 and 277,207,987.38 is: 415,849,803.29
Step by Step Solution
- Step 1: Write the proportion equation
665,475,958.02 : 998,304,734.46 = 277,207,987.38 : x - Step 2: Convert to fraction form
665,475,958.02/998,304,734.46 = 277,207,987.38/x - Step 3: Cross multiply
665,475,958.02x = 998,304,734.46 × 277,207,987.38 - Step 4: Simplify right side
665,475,958.02x = 276,738,046,232,927,584 - Step 5: Solve for x
x = 276,738,046,232,927,584/665,475,958.02 - Step 6: Final answer
x = 415,849,803.29
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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.