Finding the Fourth Proportional to 195,690,149.73, 292,896,483.26 and 143,861,027.85
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Solution
The fourth proportional to 195,690,149.73, 292,896,483.26 and 143,861,027.85 is: 215,321,972.99
Step by Step Solution
- Step 1: Write the proportion equation
195,690,149.73 : 292,896,483.26 = 143,861,027.85 : x - Step 2: Convert to fraction form
195,690,149.73/292,896,483.26 = 143,861,027.85/x - Step 3: Cross multiply
195,690,149.73x = 292,896,483.26 × 143,861,027.85 - Step 4: Simplify right side
195,690,149.73x = 42,136,389,134,714,608 - Step 5: Solve for x
x = 42,136,389,134,714,608/195,690,149.73 - Step 6: Final answer
x = 215,321,972.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.