Finding the Fourth Proportional to 4,702,346,922.30, 6,489,239,812.02 and 2,587,802,866.62
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Solution
The fourth proportional to 4,702,346,922.30, 6,489,239,812.02 and 2,587,802,866.62 is: 3,571,168,538.86
Step by Step Solution
- Step 1: Write the proportion equation
4,702,346,922.30 : 6,489,239,812.02 = 2,587,802,866.62 : x - Step 2: Convert to fraction form
4,702,346,922.30/6,489,239,812.02 = 2,587,802,866.62/x - Step 3: Cross multiply
4,702,346,922.30x = 6,489,239,812.02 × 2,587,802,866.62 - Step 4: Simplify right side
4,702,346,922.30x = 16,792,873,387,729,985,536 - Step 5: Solve for x
x = 16,792,873,387,729,985,536/4,702,346,922.30 - Step 6: Final answer
x = 3,571,168,538.86
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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.