Finding the Fourth Proportional to 85,560,605.47, 128,331,810.04 and 24,148,245.79
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Solution
The fourth proportional to 85,560,605.47, 128,331,810.04 and 24,148,245.79 is: 36,219,800.86
Step by Step Solution
- Step 1: Write the proportion equation
85,560,605.47 : 128,331,810.04 = 24,148,245.79 : x - Step 2: Convert to fraction form
85,560,605.47/128,331,810.04 = 24,148,245.79/x - Step 3: Cross multiply
85,560,605.47x = 128,331,810.04 × 24,148,245.79 - Step 4: Simplify right side
85,560,605.47x = 3,098,988,091,230,866 - Step 5: Solve for x
x = 3,098,988,091,230,866/85,560,605.47 - Step 6: Final answer
x = 36,219,800.86
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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.