Finding the Fourth Proportional to 546,510,891.75, 819,766,306.49 and 153,095,965.08
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Solution
The fourth proportional to 546,510,891.75, 819,766,306.49 and 153,095,965.08 is: 229,643,938.89
Step by Step Solution
- Step 1: Write the proportion equation
546,510,891.75 : 819,766,306.49 = 153,095,965.08 : x - Step 2: Convert to fraction form
546,510,891.75/819,766,306.49 = 153,095,965.08/x - Step 3: Cross multiply
546,510,891.75x = 819,766,306.49 × 153,095,965.08 - Step 4: Simplify right side
546,510,891.75x = 125,502,913,828,314,000 - Step 5: Solve for x
x = 125,502,913,828,314,000/546,510,891.75 - Step 6: Final answer
x = 229,643,938.89
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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.