Finding the Fourth Proportional to 6,326,452,069.68, 8,730,503,717.40 and 3,507,052,851.12
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Solution
The fourth proportional to 6,326,452,069.68, 8,730,503,717.40 and 3,507,052,851.12 is: 4,839,732,857.63
Step by Step Solution
- Step 1: Write the proportion equation
6,326,452,069.68 : 8,730,503,717.40 = 3,507,052,851.12 : x - Step 2: Convert to fraction form
6,326,452,069.68/8,730,503,717.40 = 3,507,052,851.12/x - Step 3: Cross multiply
6,326,452,069.68x = 8,730,503,717.40 × 3,507,052,851.12 - Step 4: Simplify right side
6,326,452,069.68x = 30,618,337,953,821,425,664 - Step 5: Solve for x
x = 30,618,337,953,821,425,664/6,326,452,069.68 - Step 6: Final answer
x = 4,839,732,857.63
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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.