Finding the Fourth Proportional to 3,201,176,449.82, 4,801,675,095.21 and 1,020,273,455.90
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Solution
The fourth proportional to 3,201,176,449.82, 4,801,675,095.21 and 1,020,273,455.90 is: 1,530,381,633.22
Step by Step Solution
- Step 1: Write the proportion equation
3,201,176,449.82 : 4,801,675,095.21 = 1,020,273,455.90 : x - Step 2: Convert to fraction form
3,201,176,449.82/4,801,675,095.21 = 1,020,273,455.90/x - Step 3: Cross multiply
3,201,176,449.82x = 4,801,675,095.21 × 1,020,273,455.90 - Step 4: Simplify right side
3,201,176,449.82x = 4,899,021,643,498,867,712 - Step 5: Solve for x
x = 4,899,021,643,498,867,712/3,201,176,449.82 - Step 6: Final answer
x = 1,530,381,633.22
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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.