Finding the Fourth Proportional to 4,295,125,901.49, 6,443,616,178.15 and 1,307,422,619.75
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Solution
The fourth proportional to 4,295,125,901.49, 6,443,616,178.15 and 1,307,422,619.75 is: 1,961,416,204.67
Step by Step Solution
- Step 1: Write the proportion equation
4,295,125,901.49 : 6,443,616,178.15 = 1,307,422,619.75 : x - Step 2: Convert to fraction form
4,295,125,901.49/6,443,616,178.15 = 1,307,422,619.75/x - Step 3: Cross multiply
4,295,125,901.49x = 6,443,616,178.15 × 1,307,422,619.75 - Step 4: Simplify right side
4,295,125,901.49x = 8,424,529,544,264,868,864 - Step 5: Solve for x
x = 8,424,529,544,264,868,864/4,295,125,901.49 - Step 6: Final answer
x = 1,961,416,204.67
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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.