Finding the Fourth Proportional to 6,244,533,716.64, 8,619,386,157.36 and 4,016,865,901.92
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Solution
The fourth proportional to 6,244,533,716.64, 8,619,386,157.36 and 4,016,865,901.92 is: 5,544,516,199.62
Step by Step Solution
- Step 1: Write the proportion equation
6,244,533,716.64 : 8,619,386,157.36 = 4,016,865,901.92 : x - Step 2: Convert to fraction form
6,244,533,716.64/8,619,386,157.36 = 4,016,865,901.92/x - Step 3: Cross multiply
6,244,533,716.64x = 8,619,386,157.36 × 4,016,865,901.92 - Step 4: Simplify right side
6,244,533,716.64x = 34,622,918,350,980,640,768 - Step 5: Solve for x
x = 34,622,918,350,980,640,768/6,244,533,716.64 - Step 6: Final answer
x = 5,544,516,199.62
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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.