Finding the Fourth Proportional to 2,136,580,377.74, 2,948,498,233.32 and 1,183,977,027.60
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Solution
The fourth proportional to 2,136,580,377.74, 2,948,498,233.32 and 1,183,977,027.60 is: 1,633,897,891.48
Step by Step Solution
- Step 1: Write the proportion equation
2,136,580,377.74 : 2,948,498,233.32 = 1,183,977,027.60 : x - Step 2: Convert to fraction form
2,136,580,377.74/2,948,498,233.32 = 1,183,977,027.60/x - Step 3: Cross multiply
2,136,580,377.74x = 2,948,498,233.32 × 1,183,977,027.60 - Step 4: Simplify right side
2,136,580,377.74x = 3,490,954,174,170,064,896 - Step 5: Solve for x
x = 3,490,954,174,170,064,896/2,136,580,377.74 - Step 6: Final answer
x = 1,633,897,891.48
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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.