Finding the Fourth Proportional to 5,072,755,347.70, 7,609,133,021.55 and 2,317,765,203.70
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Solution
The fourth proportional to 5,072,755,347.70, 7,609,133,021.55 and 2,317,765,203.70 is: 3,476,647,805.55
Step by Step Solution
- Step 1: Write the proportion equation
5,072,755,347.70 : 7,609,133,021.55 = 2,317,765,203.70 : x - Step 2: Convert to fraction form
5,072,755,347.70/7,609,133,021.55 = 2,317,765,203.70/x - Step 3: Cross multiply
5,072,755,347.70x = 7,609,133,021.55 × 2,317,765,203.70 - Step 4: Simplify right side
5,072,755,347.70x = 17,636,183,747,673,231,360 - Step 5: Solve for x
x = 17,636,183,747,673,231,360/5,072,755,347.70 - Step 6: Final answer
x = 3,476,647,805.55
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Similar ratio
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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.