Finding the Fourth Proportional to 88,976,235.20, 122,788,472.14 and 51,298,653.79
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Solution
The fourth proportional to 88,976,235.20, 122,788,472.14 and 51,298,653.79 is: 70,792,873.03
Step by Step Solution
- Step 1: Write the proportion equation
88,976,235.20 : 122,788,472.14 = 51,298,653.79 : x - Step 2: Convert to fraction form
88,976,235.20/122,788,472.14 = 51,298,653.79/x - Step 3: Cross multiply
88,976,235.20x = 122,788,472.14 × 51,298,653.79 - Step 4: Simplify right side
88,976,235.20x = 6,298,883,321,214,187 - Step 5: Solve for x
x = 6,298,883,321,214,187/88,976,235.20 - Step 6: Final answer
x = 70,792,873.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.