Finding the Fourth Proportional to 2,136,580,434.84, 2,948,498,311.92 and 1,183,977,084.62
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Solution
The fourth proportional to 2,136,580,434.84, 2,948,498,311.92 and 1,183,977,084.62 is: 1,633,897,970.06
Step by Step Solution
- Step 1: Write the proportion equation
2,136,580,434.84 : 2,948,498,311.92 = 1,183,977,084.62 : x - Step 2: Convert to fraction form
2,136,580,434.84/2,948,498,311.92 = 1,183,977,084.62/x - Step 3: Cross multiply
2,136,580,434.84x = 2,948,498,311.92 × 1,183,977,084.62 - Step 4: Simplify right side
2,136,580,434.84x = 3,490,954,435,354,032,640 - Step 5: Solve for x
x = 3,490,954,435,354,032,640/2,136,580,434.84 - Step 6: Final answer
x = 1,633,897,970.06
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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.