Finding the Fourth Proportional to 7,445,664,790.28, 10,275,014,904.30 and 4,104,218,873.96
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Solution
The fourth proportional to 7,445,664,790.28, 10,275,014,904.30 and 4,104,218,873.96 is: 5,663,820,664.54
Step by Step Solution
- Step 1: Write the proportion equation
7,445,664,790.28 : 10,275,014,904.30 = 4,104,218,873.96 : x - Step 2: Convert to fraction form
7,445,664,790.28/10,275,014,904.30 = 4,104,218,873.96/x - Step 3: Cross multiply
7,445,664,790.28x = 10,275,014,904.30 × 4,104,218,873.96 - Step 4: Simplify right side
7,445,664,790.28x = 42,170,910,100,448,362,496 - Step 5: Solve for x
x = 42,170,910,100,448,362,496/7,445,664,790.28 - Step 6: Final answer
x = 5,663,820,664.54
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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.