Finding the Fourth Proportional to 273,325,879.36, 376,730,021.28 and 207,224,488
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Solution
The fourth proportional to 273,325,879.36, 376,730,021.28 and 207,224,488 is: 285,621,273.61
Step by Step Solution
- Step 1: Write the proportion equation
273,325,879.36 : 376,730,021.28 = 207,224,488 : x - Step 2: Convert to fraction form
273,325,879.36/376,730,021.28 = 207,224,488/x - Step 3: Cross multiply
273,325,879.36x = 376,730,021.28 × 207,224,488 - Step 4: Simplify right side
273,325,879.36x = 78,067,685,773,977,104 - Step 5: Solve for x
x = 78,067,685,773,977,104/273,325,879.36 - Step 6: Final answer
x = 285,621,273.61
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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.