Finding the Fourth Proportional to 5,513,257,899.68, 7,608,939,125.27 and 3,134,752,222.28
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Solution
The fourth proportional to 5,513,257,899.68, 7,608,939,125.27 and 3,134,752,222.28 is: 4,326,323,793.68
Step by Step Solution
- Step 1: Write the proportion equation
5,513,257,899.68 : 7,608,939,125.27 = 3,134,752,222.28 : x - Step 2: Convert to fraction form
5,513,257,899.68/7,608,939,125.27 = 3,134,752,222.28/x - Step 3: Cross multiply
5,513,257,899.68x = 7,608,939,125.27 × 3,134,752,222.28 - Step 4: Simplify right side
5,513,257,899.68x = 23,852,138,832,079,654,912 - Step 5: Solve for x
x = 23,852,138,832,079,654,912/5,513,257,899.68 - Step 6: Final answer
x = 4,326,323,793.68
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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.