Finding the Fourth Proportional to 2,694,472,541.80, 4,041,708,812.70 and 1,221,318,089.80
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Solution
The fourth proportional to 2,694,472,541.80, 4,041,708,812.70 and 1,221,318,089.80 is: 1,831,977,134.70
Step by Step Solution
- Step 1: Write the proportion equation
2,694,472,541.80 : 4,041,708,812.70 = 1,221,318,089.80 : x - Step 2: Convert to fraction form
2,694,472,541.80/4,041,708,812.70 = 1,221,318,089.80/x - Step 3: Cross multiply
2,694,472,541.80x = 4,041,708,812.70 × 1,221,318,089.80 - Step 4: Simplify right side
2,694,472,541.80x = 4,936,212,086,654,589,952 - Step 5: Solve for x
x = 4,936,212,086,654,589,952/2,694,472,541.80 - Step 6: Final answer
x = 1,831,977,134.70
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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.