Finding the Fourth Proportional to 96,567,507.20, 144,851,260.80 and 58,209,276.80
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Solution
The fourth proportional to 96,567,507.20, 144,851,260.80 and 58,209,276.80 is: 87,313,915.20
Step by Step Solution
- Step 1: Write the proportion equation
96,567,507.20 : 144,851,260.80 = 58,209,276.80 : x - Step 2: Convert to fraction form
96,567,507.20/144,851,260.80 = 58,209,276.80/x - Step 3: Cross multiply
96,567,507.20x = 144,851,260.80 × 58,209,276.80 - Step 4: Simplify right side
96,567,507.20x = 8,431,687,134,736,190 - Step 5: Solve for x
x = 8,431,687,134,736,190/96,567,507.20 - Step 6: Final answer
x = 87,313,915.20
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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.