Finding the Fourth Proportional to 2,080,501,652.24, 3,120,420,278.42 and 606,296,628.55
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Solution
The fourth proportional to 2,080,501,652.24, 3,120,420,278.42 and 606,296,628.55 is: 909,348,133.62
Step by Step Solution
- Step 1: Write the proportion equation
2,080,501,652.24 : 3,120,420,278.42 = 606,296,628.55 : x - Step 2: Convert to fraction form
2,080,501,652.24/3,120,420,278.42 = 606,296,628.55/x - Step 3: Cross multiply
2,080,501,652.24x = 3,120,420,278.42 × 606,296,628.55 - Step 4: Simplify right side
2,080,501,652.24x = 1,891,900,294,449,125,120 - Step 5: Solve for x
x = 1,891,900,294,449,125,120/2,080,501,652.24 - Step 6: Final answer
x = 909,348,133.62
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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.