Finding the Fourth Proportional to 670,391,027.80, 1,005,586,541.70 and 670,391,027.80
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Solution
The fourth proportional to 670,391,027.80, 1,005,586,541.70 and 670,391,027.80 is: 1,005,586,541.70
Step by Step Solution
- Step 1: Write the proportion equation
670,391,027.80 : 1,005,586,541.70 = 670,391,027.80 : x - Step 2: Convert to fraction form
670,391,027.80/1,005,586,541.70 = 670,391,027.80/x - Step 3: Cross multiply
670,391,027.80x = 1,005,586,541.70 × 670,391,027.80 - Step 4: Simplify right side
670,391,027.80x = 674,136,195,232,110,592 - Step 5: Solve for x
x = 674,136,195,232,110,592/670,391,027.80 - Step 6: Final answer
x = 1,005,586,541.70
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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.