Finding the Fourth Proportional to 170,753,526.15, 235,639,816.52 and 92,437,021.98
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Solution
The fourth proportional to 170,753,526.15, 235,639,816.52 and 92,437,021.98 is: 127,563,063.50
Step by Step Solution
- Step 1: Write the proportion equation
170,753,526.15 : 235,639,816.52 = 92,437,021.98 : x - Step 2: Convert to fraction form
170,753,526.15/235,639,816.52 = 92,437,021.98/x - Step 3: Cross multiply
170,753,526.15x = 235,639,816.52 × 92,437,021.98 - Step 4: Simplify right side
170,753,526.15x = 21,781,842,898,560,220 - Step 5: Solve for x
x = 21,781,842,898,560,220/170,753,526.15 - Step 6: Final answer
x = 127,563,063.50
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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.