Finding the Fourth Proportional to 80,750,003.20, 121,125,004.80 and 46,737,779.20
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Solution
The fourth proportional to 80,750,003.20, 121,125,004.80 and 46,737,779.20 is: 70,106,668.80
Step by Step Solution
- Step 1: Write the proportion equation
80,750,003.20 : 121,125,004.80 = 46,737,779.20 : x - Step 2: Convert to fraction form
80,750,003.20/121,125,004.80 = 46,737,779.20/x - Step 3: Cross multiply
80,750,003.20x = 121,125,004.80 × 46,737,779.20 - Step 4: Simplify right side
80,750,003.20x = 5,661,113,729,941,340 - Step 5: Solve for x
x = 5,661,113,729,941,340/80,750,003.20 - Step 6: Final answer
x = 70,106,668.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.