Finding the Fourth Proportional to 5,338,820,251.39, 8,009,785,354.08 and 2,390,410,343.99
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Solution
The fourth proportional to 5,338,820,251.39, 8,009,785,354.08 and 2,390,410,343.99 is: 3,586,311,743.41
Step by Step Solution
- Step 1: Write the proportion equation
5,338,820,251.39 : 8,009,785,354.08 = 2,390,410,343.99 : x - Step 2: Convert to fraction form
5,338,820,251.39/8,009,785,354.08 = 2,390,410,343.99/x - Step 3: Cross multiply
5,338,820,251.39x = 8,009,785,354.08 × 2,390,410,343.99 - Step 4: Simplify right side
5,338,820,251.39x = 19,146,673,763,520,483,328 - Step 5: Solve for x
x = 19,146,673,763,520,483,328/5,338,820,251.39 - Step 6: Final answer
x = 3,586,311,743.41
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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.