Finding the Fourth Proportional to 2,935,176,000.80, 4,402,764,001.20 and 996,479,232.80
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Solution
The fourth proportional to 2,935,176,000.80, 4,402,764,001.20 and 996,479,232.80 is: 1,494,718,849.20
Step by Step Solution
- Step 1: Write the proportion equation
2,935,176,000.80 : 4,402,764,001.20 = 996,479,232.80 : x - Step 2: Convert to fraction form
2,935,176,000.80/4,402,764,001.20 = 996,479,232.80/x - Step 3: Cross multiply
2,935,176,000.80x = 4,402,764,001.20 × 996,479,232.80 - Step 4: Simplify right side
2,935,176,000.80x = 4,387,262,894,115,233,792 - Step 5: Solve for x
x = 4,387,262,894,115,233,792/2,935,176,000.80 - Step 6: Final answer
x = 1,494,718,849.20
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1.5x scale
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.