Finding the Fourth Proportional to 3,738,224,691.74, 5,160,338,498.67 and 2,329,224,800.76
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Solution
The fourth proportional to 3,738,224,691.74, 5,160,338,498.67 and 2,329,224,800.76 is: 3,215,319,945.31
Step by Step Solution
- Step 1: Write the proportion equation
3,738,224,691.74 : 5,160,338,498.67 = 2,329,224,800.76 : x - Step 2: Convert to fraction form
3,738,224,691.74/5,160,338,498.67 = 2,329,224,800.76/x - Step 3: Cross multiply
3,738,224,691.74x = 5,160,338,498.67 × 2,329,224,800.76 - Step 4: Simplify right side
3,738,224,691.74x = 12,019,588,411,410,171,904 - Step 5: Solve for x
x = 12,019,588,411,410,171,904/3,738,224,691.74 - Step 6: Final answer
x = 3,215,319,945.31
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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.