Finding the Fourth Proportional to 8,518,204,610.75, 11,754,905,800.57 and 4,759,043,411.23
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Solution
The fourth proportional to 8,518,204,610.75, 11,754,905,800.57 and 4,759,043,411.23 is: 6,567,358,916.12
Step by Step Solution
- Step 1: Write the proportion equation
8,518,204,610.75 : 11,754,905,800.57 = 4,759,043,411.23 : x - Step 2: Convert to fraction form
8,518,204,610.75/11,754,905,800.57 = 4,759,043,411.23/x - Step 3: Cross multiply
8,518,204,610.75x = 11,754,905,800.57 × 4,759,043,411.23 - Step 4: Simplify right side
8,518,204,610.75x = 55,942,106,999,793,065,984 - Step 5: Solve for x
x = 55,942,106,999,793,065,984/8,518,204,610.75 - Step 6: Final answer
x = 6,567,358,916.12
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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.