Finding the Fourth Proportional to 6,628,497,949.26, 9,944,612,281.85 and 2,898,116,937.09
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Solution
The fourth proportional to 6,628,497,949.26, 9,944,612,281.85 and 2,898,116,937.09 is: 4,347,990,978.87
Step by Step Solution
- Step 1: Write the proportion equation
6,628,497,949.26 : 9,944,612,281.85 = 2,898,116,937.09 : x - Step 2: Convert to fraction form
6,628,497,949.26/9,944,612,281.85 = 2,898,116,937.09/x - Step 3: Cross multiply
6,628,497,949.26x = 9,944,612,281.85 × 2,898,116,937.09 - Step 4: Simplify right side
6,628,497,949.26x = 28,820,649,286,808,227,840 - Step 5: Solve for x
x = 28,820,649,286,808,227,840/6,628,497,949.26 - Step 6: Final answer
x = 4,347,990,978.87
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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.