Finding the Fourth Proportional to 5,201,596,260.64, 7,178,202,887.25 and 2,822,734,194.55
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Solution
The fourth proportional to 5,201,596,260.64, 7,178,202,887.25 and 2,822,734,194.55 is: 3,895,373,214.29
Step by Step Solution
- Step 1: Write the proportion equation
5,201,596,260.64 : 7,178,202,887.25 = 2,822,734,194.55 : x - Step 2: Convert to fraction form
5,201,596,260.64/7,178,202,887.25 = 2,822,734,194.55/x - Step 3: Cross multiply
5,201,596,260.64x = 7,178,202,887.25 × 2,822,734,194.55 - Step 4: Simplify right side
5,201,596,260.64x = 20,262,158,745,258,115,072 - Step 5: Solve for x
x = 20,262,158,745,258,115,072/5,201,596,260.64 - Step 6: Final answer
x = 3,895,373,214.29
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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.