Finding the Fourth Proportional to 2,109,896,121.06, 3,165,135,214.43 and 1,224,998,220.62
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Solution
The fourth proportional to 2,109,896,121.06, 3,165,135,214.43 and 1,224,998,220.62 is: 1,837,666,303.56
Step by Step Solution
- Step 1: Write the proportion equation
2,109,896,121.06 : 3,165,135,214.43 = 1,224,998,220.62 : x - Step 2: Convert to fraction form
2,109,896,121.06/3,165,135,214.43 = 1,224,998,220.62/x - Step 3: Cross multiply
2,109,896,121.06x = 3,165,135,214.43 × 1,224,998,220.62 - Step 4: Simplify right side
2,109,896,121.06x = 3,877,285,005,682,626,048 - Step 5: Solve for x
x = 3,877,285,005,682,626,048/2,109,896,121.06 - Step 6: Final answer
x = 1,837,666,303.56
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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.