Finding the Fourth Proportional to 125,224,153.14, 187,837,228.44 and 51,428,921.10
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Solution
The fourth proportional to 125,224,153.14, 187,837,228.44 and 51,428,921.10 is: 77,143,791.82
Step by Step Solution
- Step 1: Write the proportion equation
125,224,153.14 : 187,837,228.44 = 51,428,921.10 : x - Step 2: Convert to fraction form
125,224,153.14/187,837,228.44 = 51,428,921.10/x - Step 3: Cross multiply
125,224,153.14x = 187,837,228.44 × 51,428,921.10 - Step 4: Simplify right side
125,224,153.14x = 9,660,266,001,083,436 - Step 5: Solve for x
x = 9,660,266,001,083,436/125,224,153.14 - Step 6: Final answer
x = 77,143,791.82
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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.