Finding the Fourth Proportional to 4,137,213,203.38, 5,709,475,349.85 and 2,257,739,629.93
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Solution
The fourth proportional to 4,137,213,203.38, 5,709,475,349.85 and 2,257,739,629.93 is: 3,115,746,791.33
Step by Step Solution
- Step 1: Write the proportion equation
4,137,213,203.38 : 5,709,475,349.85 = 2,257,739,629.93 : x - Step 2: Convert to fraction form
4,137,213,203.38/5,709,475,349.85 = 2,257,739,629.93/x - Step 3: Cross multiply
4,137,213,203.38x = 5,709,475,349.85 × 2,257,739,629.93 - Step 4: Simplify right side
4,137,213,203.38x = 12,890,508,763,467,358,208 - Step 5: Solve for x
x = 12,890,508,763,467,358,208/4,137,213,203.38 - Step 6: Final answer
x = 3,115,746,791.33
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.