Finding the Fourth Proportional to 171,340,854,734.54, 236,201,175,352.24 and 119,739,205,768.70
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Solution
The fourth proportional to 171,340,854,734.54, 236,201,175,352.24 and 119,739,205,768.70 is: 165,065,951,037.36
Step by Step Solution
- Step 1: Write the proportion equation
171,340,854,734.54 : 236,201,175,352.24 = 119,739,205,768.70 : x - Step 2: Convert to fraction form
171,340,854,734.54/236,201,175,352.24 = 119,739,205,768.70/x - Step 3: Cross multiply
171,340,854,734.54x = 236,201,175,352.24 × 119,739,205,768.70 - Step 4: Simplify right side
171,340,854,734.54x = 28,282,541,138,310,653,280,256 - Step 5: Solve for x
x = 28,282,541,138,310,653,280,256/171,340,854,734.54 - Step 6: Final answer
x = 165,065,951,037.36
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1.5x scale
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.