Finding the Fourth Proportional to 2,070,644,645.35, 3,106,403,242.07 and 671,519,821.50
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Solution
The fourth proportional to 2,070,644,645.35, 3,106,403,242.07 and 671,519,821.50 is: 1,007,421,217.97
Step by Step Solution
- Step 1: Write the proportion equation
2,070,644,645.35 : 3,106,403,242.07 = 671,519,821.50 : x - Step 2: Convert to fraction form
2,070,644,645.35/3,106,403,242.07 = 671,519,821.50/x - Step 3: Cross multiply
2,070,644,645.35x = 3,106,403,242.07 × 671,519,821.50 - Step 4: Simplify right side
2,070,644,645.35x = 2,086,011,350,606,335,744 - Step 5: Solve for x
x = 2,086,011,350,606,335,744/2,070,644,645.35 - Step 6: Final answer
x = 1,007,421,217.97
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1.5x scale
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.