Finding the Fourth Proportional to 110,592,059.20, 165,888,088.80 and 53,968,955.20
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Solution
The fourth proportional to 110,592,059.20, 165,888,088.80 and 53,968,955.20 is: 80,953,432.80
Step by Step Solution
- Step 1: Write the proportion equation
110,592,059.20 : 165,888,088.80 = 53,968,955.20 : x - Step 2: Convert to fraction form
110,592,059.20/165,888,088.80 = 53,968,955.20/x - Step 3: Cross multiply
110,592,059.20x = 165,888,088.80 × 53,968,955.20 - Step 4: Simplify right side
110,592,059.20x = 8,952,806,832,660,823 - Step 5: Solve for x
x = 8,952,806,832,660,823/110,592,059.20 - Step 6: Final answer
x = 80,953,432.80
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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.