Finding the Fourth Proportional to 1,723,056,377.99, 2,585,336,340.87 and 603,383,661.23
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Solution
The fourth proportional to 1,723,056,377.99, 2,585,336,340.87 and 603,383,661.23 is: 905,338,749.67
Step by Step Solution
- Step 1: Write the proportion equation
1,723,056,377.99 : 2,585,336,340.87 = 603,383,661.23 : x - Step 2: Convert to fraction form
1,723,056,377.99/2,585,336,340.87 = 603,383,661.23/x - Step 3: Cross multiply
1,723,056,377.99x = 2,585,336,340.87 × 603,383,661.23 - Step 4: Simplify right side
1,723,056,377.99x = 1,559,949,706,852,185,088 - Step 5: Solve for x
x = 1,559,949,706,852,185,088/1,723,056,377.99 - Step 6: Final answer
x = 905,338,749.67
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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.