Finding the Fourth Proportional to 228,751,802.19, 315,680,684.00 and 124,329,842.19
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Solution
The fourth proportional to 228,751,802.19, 315,680,684.00 and 124,329,842.19 is: 171,576,919.82
Step by Step Solution
- Step 1: Write the proportion equation
228,751,802.19 : 315,680,684.00 = 124,329,842.19 : x - Step 2: Convert to fraction form
228,751,802.19/315,680,684.00 = 124,329,842.19/x - Step 3: Cross multiply
228,751,802.19x = 315,680,684.00 × 124,329,842.19 - Step 4: Simplify right side
228,751,802.19x = 39,248,529,623,529,608 - Step 5: Solve for x
x = 39,248,529,623,529,608/228,751,802.19 - Step 6: Final answer
x = 171,576,919.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.