Finding the Fourth Proportional to 5,349,088,996.64, 7,382,423,825.28 and 3,234,560,074.92
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Solution
The fourth proportional to 5,349,088,996.64, 7,382,423,825.28 and 3,234,560,074.92 is: 4,464,104,705.75
Step by Step Solution
- Step 1: Write the proportion equation
5,349,088,996.64 : 7,382,423,825.28 = 3,234,560,074.92 : x - Step 2: Convert to fraction form
5,349,088,996.64/7,382,423,825.28 = 3,234,560,074.92/x - Step 3: Cross multiply
5,349,088,996.64x = 7,382,423,825.28 × 3,234,560,074.92 - Step 4: Simplify right side
5,349,088,996.64x = 23,878,893,361,388,867,584 - Step 5: Solve for x
x = 23,878,893,361,388,867,584/5,349,088,996.64 - Step 6: Final answer
x = 4,464,104,705.75
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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.