Finding the Fourth Proportional to 83,225,890.80, 124,838,836.20 and 29,366,204.40
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Solution
The fourth proportional to 83,225,890.80, 124,838,836.20 and 29,366,204.40 is: 44,049,306.60
Step by Step Solution
- Step 1: Write the proportion equation
83,225,890.80 : 124,838,836.20 = 29,366,204.40 : x - Step 2: Convert to fraction form
83,225,890.80/124,838,836.20 = 29,366,204.40/x - Step 3: Cross multiply
83,225,890.80x = 124,838,836.20 × 29,366,204.40 - Step 4: Simplify right side
83,225,890.80x = 3,666,042,780,907,319 - Step 5: Solve for x
x = 3,666,042,780,907,319/83,225,890.80 - Step 6: Final answer
x = 44,049,306.60
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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.