Finding the Fourth Proportional to 2,694,452,830.90, 4,041,679,246.35 and 1,315,152,171.70
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Solution
The fourth proportional to 2,694,452,830.90, 4,041,679,246.35 and 1,315,152,171.70 is: 1,972,728,257.55
Step by Step Solution
- Step 1: Write the proportion equation
2,694,452,830.90 : 4,041,679,246.35 = 1,315,152,171.70 : x - Step 2: Convert to fraction form
2,694,452,830.90/4,041,679,246.35 = 1,315,152,171.70/x - Step 3: Cross multiply
2,694,452,830.90x = 4,041,679,246.35 × 1,315,152,171.70 - Step 4: Simplify right side
2,694,452,830.90x = 5,315,423,238,152,022,016 - Step 5: Solve for x
x = 5,315,423,238,152,022,016/2,694,452,830.90 - Step 6: Final answer
x = 1,972,728,257.55
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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.