Finding the Fourth Proportional to 1,721,757,296.16, 2,582,618,924.16 and 788,815,512
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Solution
The fourth proportional to 1,721,757,296.16, 2,582,618,924.16 and 788,815,512 is: 1,183,215,470.33
Step by Step Solution
- Step 1: Write the proportion equation
1,721,757,296.16 : 2,582,618,924.16 = 788,815,512 : x - Step 2: Convert to fraction form
1,721,757,296.16/2,582,618,924.16 = 788,815,512/x - Step 3: Cross multiply
1,721,757,296.16x = 2,582,618,924.16 × 788,815,512 - Step 4: Simplify right side
1,721,757,296.16x = 2,037,209,868,962,159,360 - Step 5: Solve for x
x = 2,037,209,868,962,159,360/1,721,757,296.16 - Step 6: Final answer
x = 1,183,215,470.33
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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.