Finding the Fourth Proportional to 115,375,340,180.68, 159,218,904,297.78 and 63,934,759,271.08
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Solution
The fourth proportional to 115,375,340,180.68, 159,218,904,297.78 and 63,934,759,271.08 is: 88,230,485,836.42
Step by Step Solution
- Step 1: Write the proportion equation
115,375,340,180.68 : 159,218,904,297.78 = 63,934,759,271.08 : x - Step 2: Convert to fraction form
115,375,340,180.68/159,218,904,297.78 = 63,934,759,271.08/x - Step 3: Cross multiply
115,375,340,180.68x = 159,218,904,297.78 × 63,934,759,271.08 - Step 4: Simplify right side
115,375,340,180.68x = 10,179,622,317,683,688,603,648 - Step 5: Solve for x
x = 10,179,622,317,683,688,603,648/115,375,340,180.68 - Step 6: Final answer
x = 88,230,485,836.42
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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.