Finding the Fourth Proportional to 2,268,461,512.80, 3,401,348,576.40 and 1,180,070,344.80
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Solution
The fourth proportional to 2,268,461,512.80, 3,401,348,576.40 and 1,180,070,344.80 is: 1,769,406,518.33
Step by Step Solution
- Step 1: Write the proportion equation
2,268,461,512.80 : 3,401,348,576.40 = 1,180,070,344.80 : x - Step 2: Convert to fraction form
2,268,461,512.80/3,401,348,576.40 = 1,180,070,344.80/x - Step 3: Cross multiply
2,268,461,512.80x = 3,401,348,576.40 × 1,180,070,344.80 - Step 4: Simplify right side
2,268,461,512.80x = 4,013,830,587,337,337,344 - Step 5: Solve for x
x = 4,013,830,587,337,337,344/2,268,461,512.80 - Step 6: Final answer
x = 1,769,406,518.33
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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.