Finding the Fourth Proportional to 3,683,129,594.40, 5,084,971,246.80 and 2,396,867,116.32
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Solution
The fourth proportional to 3,683,129,594.40, 5,084,971,246.80 and 2,396,867,116.32 is: 3,309,142,417.20
Step by Step Solution
- Step 1: Write the proportion equation
3,683,129,594.40 : 5,084,971,246.80 = 2,396,867,116.32 : x - Step 2: Convert to fraction form
3,683,129,594.40/5,084,971,246.80 = 2,396,867,116.32/x - Step 3: Cross multiply
3,683,129,594.40x = 5,084,971,246.80 × 2,396,867,116.32 - Step 4: Simplify right side
3,683,129,594.40x = 12,188,000,368,887,631,872 - Step 5: Solve for x
x = 12,188,000,368,887,631,872/3,683,129,594.40 - Step 6: Final answer
x = 3,309,142,417.20
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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.