Finding the Fourth Proportional to 2,184,332,507.20, 3,276,498,760.80 and 1,449,668,468.80
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Solution
The fourth proportional to 2,184,332,507.20, 3,276,498,760.80 and 1,449,668,468.80 is: 2,174,502,703.20
Step by Step Solution
- Step 1: Write the proportion equation
2,184,332,507.20 : 3,276,498,760.80 = 1,449,668,468.80 : x - Step 2: Convert to fraction form
2,184,332,507.20/3,276,498,760.80 = 1,449,668,468.80/x - Step 3: Cross multiply
2,184,332,507.20x = 3,276,498,760.80 × 1,449,668,468.80 - Step 4: Simplify right side
2,184,332,507.20x = 4,749,836,941,594,033,152 - Step 5: Solve for x
x = 4,749,836,941,594,033,152/2,184,332,507.20 - Step 6: Final answer
x = 2,174,502,703.20
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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.