Finding the Fourth Proportional to 460,371,525.70, 635,305,271.61 and 251,523,173.38
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Solution
The fourth proportional to 460,371,525.70, 635,305,271.61 and 251,523,173.38 is: 347,097,917.79
Step by Step Solution
- Step 1: Write the proportion equation
460,371,525.70 : 635,305,271.61 = 251,523,173.38 : x - Step 2: Convert to fraction form
460,371,525.70/635,305,271.61 = 251,523,173.38/x - Step 3: Cross multiply
460,371,525.70x = 635,305,271.61 × 251,523,173.38 - Step 4: Simplify right side
460,371,525.70x = 159,793,997,980,390,016 - Step 5: Solve for x
x = 159,793,997,980,390,016/460,371,525.70 - Step 6: Final answer
x = 347,097,917.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.