Finding the Fourth Proportional to 1,644,321,363.06, 2,465,497,044.84 and 523,360,821.06
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Solution
The fourth proportional to 1,644,321,363.06, 2,465,497,044.84 and 523,360,821.06 is: 784,727,722.15
Step by Step Solution
- Step 1: Write the proportion equation
1,644,321,363.06 : 2,465,497,044.84 = 523,360,821.06 : x - Step 2: Convert to fraction form
1,644,321,363.06/2,465,497,044.84 = 523,360,821.06/x - Step 3: Cross multiply
1,644,321,363.06x = 2,465,497,044.84 × 523,360,821.06 - Step 4: Simplify right side
1,644,321,363.06x = 1,290,344,557,708,466,176 - Step 5: Solve for x
x = 1,290,344,557,708,466,176/1,644,321,363.06 - Step 6: Final answer
x = 784,727,722.15
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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.