Finding the Fourth Proportional to 2,319,915,723.20, 3,479,873,584.80 and 2,230,734,334.40
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Solution
The fourth proportional to 2,319,915,723.20, 3,479,873,584.80 and 2,230,734,334.40 is: 3,346,101,501.60
Step by Step Solution
- Step 1: Write the proportion equation
2,319,915,723.20 : 3,479,873,584.80 = 2,230,734,334.40 : x - Step 2: Convert to fraction form
2,319,915,723.20/3,479,873,584.80 = 2,230,734,334.40/x - Step 3: Cross multiply
2,319,915,723.20x = 3,479,873,584.80 × 2,230,734,334.40 - Step 4: Simplify right side
2,319,915,723.20x = 7,762,673,484,984,970,240 - Step 5: Solve for x
x = 7,762,673,484,984,970,240/2,319,915,723.20 - Step 6: Final answer
x = 3,346,101,501.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.