Finding the Fourth Proportional to 91,230,394.23, 125,866,393.43 and 69,180,924.15
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Solution
The fourth proportional to 91,230,394.23, 125,866,393.43 and 69,180,924.15 is: 95,445,750.18
Step by Step Solution
- Step 1: Write the proportion equation
91,230,394.23 : 125,866,393.43 = 69,180,924.15 : x - Step 2: Convert to fraction form
91,230,394.23/125,866,393.43 = 69,180,924.15/x - Step 3: Cross multiply
91,230,394.23x = 125,866,393.43 × 69,180,924.15 - Step 4: Simplify right side
91,230,394.23x = 8,707,553,416,568,984 - Step 5: Solve for x
x = 8,707,553,416,568,984/91,230,394.23 - Step 6: Final answer
x = 95,445,750.18
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.