Finding the Fourth Proportional to 4,251,538,352.70, 6,377,307,529.05 and 1,922,551,314.30
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Solution
The fourth proportional to 4,251,538,352.70, 6,377,307,529.05 and 1,922,551,314.30 is: 2,883,826,971.45
Step by Step Solution
- Step 1: Write the proportion equation
4,251,538,352.70 : 6,377,307,529.05 = 1,922,551,314.30 : x - Step 2: Convert to fraction form
4,251,538,352.70/6,377,307,529.05 = 1,922,551,314.30/x - Step 3: Cross multiply
4,251,538,352.70x = 6,377,307,529.05 × 1,922,551,314.30 - Step 4: Simplify right side
4,251,538,352.70x = 12,260,700,971,670,362,112 - Step 5: Solve for x
x = 12,260,700,971,670,362,112/4,251,538,352.70 - Step 6: Final answer
x = 2,883,826,971.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.