Finding the Fourth Proportional to 4,278,795,645.81, 5,903,853,774.39 and 2,470,276,175.73
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Solution
The fourth proportional to 4,278,795,645.81, 5,903,853,774.39 and 2,470,276,175.73 is: 3,408,470,637.80
Step by Step Solution
- Step 1: Write the proportion equation
4,278,795,645.81 : 5,903,853,774.39 = 2,470,276,175.73 : x - Step 2: Convert to fraction form
4,278,795,645.81/5,903,853,774.39 = 2,470,276,175.73/x - Step 3: Cross multiply
4,278,795,645.81x = 5,903,853,774.39 × 2,470,276,175.73 - Step 4: Simplify right side
4,278,795,645.81x = 14,584,149,323,869,255,680 - Step 5: Solve for x
x = 14,584,149,323,869,255,680/4,278,795,645.81 - Step 6: Final answer
x = 3,408,470,637.80
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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.