Finding the Fourth Proportional to 2,421,618,936.16, 3,341,834,003.99 and 1,307,784,922.96
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Solution
The fourth proportional to 2,421,618,936.16, 3,341,834,003.99 and 1,307,784,922.96 is: 1,804,743,124.61
Step by Step Solution
- Step 1: Write the proportion equation
2,421,618,936.16 : 3,341,834,003.99 = 1,307,784,922.96 : x - Step 2: Convert to fraction form
2,421,618,936.16/3,341,834,003.99 = 1,307,784,922.96/x - Step 3: Cross multiply
2,421,618,936.16x = 3,341,834,003.99 × 1,307,784,922.96 - Step 4: Simplify right side
2,421,618,936.16x = 4,370,400,125,453,170,176 - Step 5: Solve for x
x = 4,370,400,125,453,170,176/2,421,618,936.16 - Step 6: Final answer
x = 1,804,743,124.61
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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.