Finding the Fourth Proportional to 4,536,349,843.80, 6,804,524,765.70 and 3,761,508,865.80
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Solution
The fourth proportional to 4,536,349,843.80, 6,804,524,765.70 and 3,761,508,865.80 is: 5,642,263,298.70
Step by Step Solution
- Step 1: Write the proportion equation
4,536,349,843.80 : 6,804,524,765.70 = 3,761,508,865.80 : x - Step 2: Convert to fraction form
4,536,349,843.80/6,804,524,765.70 = 3,761,508,865.80/x - Step 3: Cross multiply
4,536,349,843.80x = 6,804,524,765.70 × 3,761,508,865.80 - Step 4: Simplify right side
4,536,349,843.80x = 25,595,280,233,736,216,576 - Step 5: Solve for x
x = 25,595,280,233,736,216,576/4,536,349,843.80 - Step 6: Final answer
x = 5,642,263,298.70
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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.