Finding the Fourth Proportional to 1,554,380,566.10, 2,332,619,939.87 and 608,861,372.24
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Solution
The fourth proportional to 1,554,380,566.10, 2,332,619,939.87 and 608,861,372.24 is: 913,702,994.28
Step by Step Solution
- Step 1: Write the proportion equation
1,554,380,566.10 : 2,332,619,939.87 = 608,861,372.24 : x - Step 2: Convert to fraction form
1,554,380,566.10/2,332,619,939.87 = 608,861,372.24/x - Step 3: Cross multiply
1,554,380,566.10x = 2,332,619,939.87 × 608,861,372.24 - Step 4: Simplify right side
1,554,380,566.10x = 1,420,242,177,488,926,976 - Step 5: Solve for x
x = 1,420,242,177,488,926,976/1,554,380,566.10 - Step 6: Final answer
x = 913,702,994.28
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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.