Finding the Fourth Proportional to 7,663,798,400.28, 11,495,649,361.95 and 4,124,207,149.26
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Solution
The fourth proportional to 7,663,798,400.28, 11,495,649,361.95 and 4,124,207,149.26 is: 6,186,284,764.77
Step by Step Solution
- Step 1: Write the proportion equation
7,663,798,400.28 : 11,495,649,361.95 = 4,124,207,149.26 : x - Step 2: Convert to fraction form
7,663,798,400.28/11,495,649,361.95 = 4,124,207,149.26/x - Step 3: Cross multiply
7,663,798,400.28x = 11,495,649,361.95 × 4,124,207,149.26 - Step 4: Simplify right side
7,663,798,400.28x = 47,410,439,283,940,352,000 - Step 5: Solve for x
x = 47,410,439,283,940,352,000/7,663,798,400.28 - Step 6: Final answer
x = 6,186,284,764.77
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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.