Finding the Fourth Proportional to 1,793,970,523.80, 2,690,955,785.70 and 1,310,241,115.80
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Solution
The fourth proportional to 1,793,970,523.80, 2,690,955,785.70 and 1,310,241,115.80 is: 1,965,361,673.70
Step by Step Solution
- Step 1: Write the proportion equation
1,793,970,523.80 : 2,690,955,785.70 = 1,310,241,115.80 : x - Step 2: Convert to fraction form
1,793,970,523.80/2,690,955,785.70 = 1,310,241,115.80/x - Step 3: Cross multiply
1,793,970,523.80x = 2,690,955,785.70 × 1,310,241,115.80 - Step 4: Simplify right side
1,793,970,523.80x = 3,525,800,911,224,033,280 - Step 5: Solve for x
x = 3,525,800,911,224,033,280/1,793,970,523.80 - Step 6: Final answer
x = 1,965,361,673.70
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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.