Finding the Fourth Proportional to 10,235,293,038, 15,352,939,557 and 2,480,505,966
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Solution
The fourth proportional to 10,235,293,038, 15,352,939,557 and 2,480,505,966 is: 3,720,758,949
Step by Step Solution
- Step 1: Write the proportion equation
10,235,293,038 : 15,352,939,557 = 2,480,505,966 : x - Step 2: Convert to fraction form
10,235,293,038/15,352,939,557 = 2,480,505,966/x - Step 3: Cross multiply
10,235,293,038x = 15,352,939,557 × 2,480,505,966 - Step 4: Simplify right side
10,235,293,038x = 38,083,058,166,775,898,112 - Step 5: Solve for x
x = 38,083,058,166,775,898,112/10,235,293,038 - Step 6: Final answer
x = 3,720,758,949
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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.