Finding the Fourth Proportional to 577,682,329.14, 866,937,219.57 and 245,921,937.30
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Solution
The fourth proportional to 577,682,329.14, 866,937,219.57 and 245,921,937.30 is: 369,059,030.89
Step by Step Solution
- Step 1: Write the proportion equation
577,682,329.14 : 866,937,219.57 = 245,921,937.30 : x - Step 2: Convert to fraction form
577,682,329.14/866,937,219.57 = 245,921,937.30/x - Step 3: Cross multiply
577,682,329.14x = 866,937,219.57 × 245,921,937.30 - Step 4: Simplify right side
577,682,329.14x = 213,198,880,554,129,888 - Step 5: Solve for x
x = 213,198,880,554,129,888/577,682,329.14 - Step 6: Final answer
x = 369,059,030.89
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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.