Finding the Fourth Proportional to 8,003,305,001.49, 11,040,939,237.66 and 4,830,474,685.65
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Solution
The fourth proportional to 8,003,305,001.49, 11,040,939,237.66 and 4,830,474,685.65 is: 6,663,869,174.47
Step by Step Solution
- Step 1: Write the proportion equation
8,003,305,001.49 : 11,040,939,237.66 = 4,830,474,685.65 : x - Step 2: Convert to fraction form
8,003,305,001.49/11,040,939,237.66 = 4,830,474,685.65/x - Step 3: Cross multiply
8,003,305,001.49x = 11,040,939,237.66 × 4,830,474,685.65 - Step 4: Simplify right side
8,003,305,001.49x = 53,332,977,493,255,168,000 - Step 5: Solve for x
x = 53,332,977,493,255,168,000/8,003,305,001.49 - Step 6: Final answer
x = 6,663,869,174.47
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1.5x scale
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.