Finding the Fourth Proportional to 4,295,235,814.70, 6,438,675,224 and 2,053,700,631.42
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Solution
The fourth proportional to 4,295,235,814.70, 6,438,675,224 and 2,053,700,631.42 is: 3,078,553,062.86
Step by Step Solution
- Step 1: Write the proportion equation
4,295,235,814.70 : 6,438,675,224 = 2,053,700,631.42 : x - Step 2: Convert to fraction form
4,295,235,814.70/6,438,675,224 = 2,053,700,631.42/x - Step 3: Cross multiply
4,295,235,814.70x = 6,438,675,224 × 2,053,700,631.42 - Step 4: Simplify right side
4,295,235,814.70x = 13,223,111,373,037,111,296 - Step 5: Solve for x
x = 13,223,111,373,037,111,296/4,295,235,814.70 - Step 6: Final answer
x = 3,078,553,062.86
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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.