Finding the Fourth Proportional to 746,798,750.66, 1,119,645,880.42 and 451,628,249.00
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Solution
The fourth proportional to 746,798,750.66, 1,119,645,880.42 and 451,628,249.00 is: 677,108,401.72
Step by Step Solution
- Step 1: Write the proportion equation
746,798,750.66 : 1,119,645,880.42 = 451,628,249.00 : x - Step 2: Convert to fraction form
746,798,750.66/1,119,645,880.42 = 451,628,249.00/x - Step 3: Cross multiply
746,798,750.66x = 1,119,645,880.42 × 451,628,249.00 - Step 4: Simplify right side
746,798,750.66x = 505,663,708,468,233,664 - Step 5: Solve for x
x = 505,663,708,468,233,664/746,798,750.66 - Step 6: Final answer
x = 677,108,401.72
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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.