Finding the Fourth Proportional to 199,824,036.99, 299,151,574.01 and 116,571,230.18
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Solution
The fourth proportional to 199,824,036.99, 299,151,574.01 and 116,571,230.18 is: 174,515,876.65
Step by Step Solution
- Step 1: Write the proportion equation
199,824,036.99 : 299,151,574.01 = 116,571,230.18 : x - Step 2: Convert to fraction form
199,824,036.99/299,151,574.01 = 116,571,230.18/x - Step 3: Cross multiply
199,824,036.99x = 299,151,574.01 × 116,571,230.18 - Step 4: Simplify right side
199,824,036.99x = 34,872,466,991,687,560 - Step 5: Solve for x
x = 34,872,466,991,687,560/199,824,036.99 - Step 6: Final answer
x = 174,515,876.65
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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.