Finding the Fourth Proportional to 7,343,987,971.70, 11,014,905,789.48 and 3,612,277,692.84
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Solution
The fourth proportional to 7,343,987,971.70, 11,014,905,789.48 and 3,612,277,692.84 is: 5,417,887,205.89
Step by Step Solution
- Step 1: Write the proportion equation
7,343,987,971.70 : 11,014,905,789.48 = 3,612,277,692.84 : x - Step 2: Convert to fraction form
7,343,987,971.70/11,014,905,789.48 = 3,612,277,692.84/x - Step 3: Cross multiply
7,343,987,971.70x = 11,014,905,789.48 × 3,612,277,692.84 - Step 4: Simplify right side
7,343,987,971.70x = 39,788,898,472,072,773,632 - Step 5: Solve for x
x = 39,788,898,472,072,773,632/7,343,987,971.70 - Step 6: Final answer
x = 5,417,887,205.89
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1.5x scale
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.