Finding the Fourth Proportional to 75,050,719,025.70, 112,575,983,469.66 and 19,153,207,851.96
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Solution
The fourth proportional to 75,050,719,025.70, 112,575,983,469.66 and 19,153,207,851.96 is: 28,729,787,516.02
Step by Step Solution
- Step 1: Write the proportion equation
75,050,719,025.70 : 112,575,983,469.66 = 19,153,207,851.96 : x - Step 2: Convert to fraction form
75,050,719,025.70/112,575,983,469.66 = 19,153,207,851.96/x - Step 3: Cross multiply
75,050,719,025.70x = 112,575,983,469.66 × 19,153,207,851.96 - Step 4: Simplify right side
75,050,719,025.70x = 2,156,191,210,533,211,078,656 - Step 5: Solve for x
x = 2,156,191,210,533,211,078,656/75,050,719,025.70 - Step 6: Final answer
x = 28,729,787,516.02
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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.