Finding the Fourth Proportional to 1,644,321,362.06, 2,465,497,043.34 and 523,360,820.06
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Solution
The fourth proportional to 1,644,321,362.06, 2,465,497,043.34 and 523,360,820.06 is: 784,727,720.65
Step by Step Solution
- Step 1: Write the proportion equation
1,644,321,362.06 : 2,465,497,043.34 = 523,360,820.06 : x - Step 2: Convert to fraction form
1,644,321,362.06/2,465,497,043.34 = 523,360,820.06/x - Step 3: Cross multiply
1,644,321,362.06x = 2,465,497,043.34 × 523,360,820.06 - Step 4: Simplify right side
1,644,321,362.06x = 1,290,344,554,457,927,936 - Step 5: Solve for x
x = 1,290,344,554,457,927,936/1,644,321,362.06 - Step 6: Final answer
x = 784,727,720.65
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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.