Finding the Fourth Proportional to 115,375,340,155.68, 159,218,904,264.78 and 63,934,759,246.26
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Solution
The fourth proportional to 115,375,340,155.68, 159,218,904,264.78 and 63,934,759,246.26 is: 88,230,485,803.00
Step by Step Solution
- Step 1: Write the proportion equation
115,375,340,155.68 : 159,218,904,264.78 = 63,934,759,246.26 : x - Step 2: Convert to fraction form
115,375,340,155.68/159,218,904,264.78 = 63,934,759,246.26/x - Step 3: Cross multiply
115,375,340,155.68x = 159,218,904,264.78 × 63,934,759,246.26 - Step 4: Simplify right side
115,375,340,155.68x = 10,179,622,311,622,030,131,200 - Step 5: Solve for x
x = 10,179,622,311,622,030,131,200/115,375,340,155.68 - Step 6: Final answer
x = 88,230,485,803.00
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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.