Finding the Fourth Proportional to 4,702,346,922.05, 6,489,239,811.66 and 2,587,802,866.37
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Solution
The fourth proportional to 4,702,346,922.05, 6,489,239,811.66 and 2,587,802,866.37 is: 3,571,168,538.51
Step by Step Solution
- Step 1: Write the proportion equation
4,702,346,922.05 : 6,489,239,811.66 = 2,587,802,866.37 : x - Step 2: Convert to fraction form
4,702,346,922.05/6,489,239,811.66 = 2,587,802,866.37/x - Step 3: Cross multiply
4,702,346,922.05x = 6,489,239,811.66 × 2,587,802,866.37 - Step 4: Simplify right side
4,702,346,922.05x = 16,792,873,385,176,066,048 - Step 5: Solve for x
x = 16,792,873,385,176,066,048/4,702,346,922.05 - Step 6: Final answer
x = 3,571,168,538.51
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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.