Finding the Fourth Proportional to 4,202,496,165.40, 6,303,744,248.10 and 4,145,165,272.60
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Solution
The fourth proportional to 4,202,496,165.40, 6,303,744,248.10 and 4,145,165,272.60 is: 6,217,747,908.90
Step by Step Solution
- Step 1: Write the proportion equation
4,202,496,165.40 : 6,303,744,248.10 = 4,145,165,272.60 : x - Step 2: Convert to fraction form
4,202,496,165.40/6,303,744,248.10 = 4,145,165,272.60/x - Step 3: Cross multiply
4,202,496,165.40x = 6,303,744,248.10 × 4,145,165,272.60 - Step 4: Simplify right side
4,202,496,165.40x = 26,130,061,744,576,118,784 - Step 5: Solve for x
x = 26,130,061,744,576,118,784/4,202,496,165.40 - Step 6: Final answer
x = 6,217,747,908.90
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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.