Finding the Fourth Proportional to 505,488,387, 758,232,580.50 and 122,535,939
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Solution
The fourth proportional to 505,488,387, 758,232,580.50 and 122,535,939 is: 183,803,908.50
Step by Step Solution
- Step 1: Write the proportion equation
505,488,387 : 758,232,580.50 = 122,535,939 : x - Step 2: Convert to fraction form
505,488,387/758,232,580.50 = 122,535,939/x - Step 3: Cross multiply
505,488,387x = 758,232,580.50 × 122,535,939 - Step 4: Simplify right side
505,488,387x = 92,910,741,231,960,592 - Step 5: Solve for x
x = 92,910,741,231,960,592/505,488,387 - Step 6: Final answer
x = 183,803,908.50
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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.