Finding the Fourth Proportional to 2,355,515,920.10, 3,533,273,880.15 and 804,558,505.70
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Solution
The fourth proportional to 2,355,515,920.10, 3,533,273,880.15 and 804,558,505.70 is: 1,206,837,758.55
Step by Step Solution
- Step 1: Write the proportion equation
2,355,515,920.10 : 3,533,273,880.15 = 804,558,505.70 : x - Step 2: Convert to fraction form
2,355,515,920.10/3,533,273,880.15 = 804,558,505.70/x - Step 3: Cross multiply
2,355,515,920.10x = 3,533,273,880.15 × 804,558,505.70 - Step 4: Simplify right side
2,355,515,920.10x = 2,842,725,553,242,324,992 - Step 5: Solve for x
x = 2,842,725,553,242,324,992/2,355,515,920.10 - Step 6: Final answer
x = 1,206,837,758.55
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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.