Finding the Fourth Proportional to 2,316,060,169.20, 3,474,594,138.60 and 763,087,215.60
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Solution
The fourth proportional to 2,316,060,169.20, 3,474,594,138.60 and 763,087,215.60 is: 1,144,796,841.56
Step by Step Solution
- Step 1: Write the proportion equation
2,316,060,169.20 : 3,474,594,138.60 = 763,087,215.60 : x - Step 2: Convert to fraction form
2,316,060,169.20/3,474,594,138.60 = 763,087,215.60/x - Step 3: Cross multiply
2,316,060,169.20x = 3,474,594,138.60 × 763,087,215.60 - Step 4: Simplify right side
2,316,060,169.20x = 2,651,418,366,564,354,560 - Step 5: Solve for x
x = 2,651,418,366,564,354,560/2,316,060,169.20 - Step 6: Final answer
x = 1,144,796,841.56
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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.