Finding the Fourth Proportional to 4,149,574,904.70, 5,726,396,248.62 and 2,244,338,507.70
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Solution
The fourth proportional to 4,149,574,904.70, 5,726,396,248.62 and 2,244,338,507.70 is: 3,097,177,881.18
Step by Step Solution
- Step 1: Write the proportion equation
4,149,574,904.70 : 5,726,396,248.62 = 2,244,338,507.70 : x - Step 2: Convert to fraction form
4,149,574,904.70/5,726,396,248.62 = 2,244,338,507.70/x - Step 3: Cross multiply
4,149,574,904.70x = 5,726,396,248.62 × 2,244,338,507.70 - Step 4: Simplify right side
4,149,574,904.70x = 12,851,971,611,126,687,744 - Step 5: Solve for x
x = 12,851,971,611,126,687,744/4,149,574,904.70 - Step 6: Final answer
x = 3,097,177,881.18
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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.