Finding the Fourth Proportional to 2,870,523,863.08, 3,961,325,600.49 and 1,550,424,419.08
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Solution
The fourth proportional to 2,870,523,863.08, 3,961,325,600.49 and 1,550,424,419.08 is: 2,139,587,140.15
Step by Step Solution
- Step 1: Write the proportion equation
2,870,523,863.08 : 3,961,325,600.49 = 1,550,424,419.08 : x - Step 2: Convert to fraction form
2,870,523,863.08/3,961,325,600.49 = 1,550,424,419.08/x - Step 3: Cross multiply
2,870,523,863.08x = 3,961,325,600.49 × 1,550,424,419.08 - Step 4: Simplify right side
2,870,523,863.08x = 6,141,735,942,926,439,424 - Step 5: Solve for x
x = 6,141,735,942,926,439,424/2,870,523,863.08 - Step 6: Final answer
x = 2,139,587,140.15
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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.