Finding the Fourth Proportional to 1,203,144,230.10, 1,803,442,603.14 and 404,701,273.92
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Solution
The fourth proportional to 1,203,144,230.10, 1,803,442,603.14 and 404,701,273.92 is: 606,623,462.65
Step by Step Solution
- Step 1: Write the proportion equation
1,203,144,230.10 : 1,803,442,603.14 = 404,701,273.92 : x - Step 2: Convert to fraction form
1,203,144,230.10/1,803,442,603.14 = 404,701,273.92/x - Step 3: Cross multiply
1,203,144,230.10x = 1,803,442,603.14 × 404,701,273.92 - Step 4: Simplify right side
1,203,144,230.10x = 729,855,518,932,359,040 - Step 5: Solve for x
x = 729,855,518,932,359,040/1,203,144,230.10 - Step 6: Final answer
x = 606,623,462.65
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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.