Finding the Fourth Proportional to 1,104,997,910.99, 1,657,758,137.85 and 358,012,474.97
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Solution
The fourth proportional to 1,104,997,910.99, 1,657,758,137.85 and 358,012,474.97 is: 537,103,362.75
Step by Step Solution
- Step 1: Write the proportion equation
1,104,997,910.99 : 1,657,758,137.85 = 358,012,474.97 : x - Step 2: Convert to fraction form
1,104,997,910.99/1,657,758,137.85 = 358,012,474.97/x - Step 3: Cross multiply
1,104,997,910.99x = 1,657,758,137.85 × 358,012,474.97 - Step 4: Simplify right side
1,104,997,910.99x = 593,498,093,825,048,064 - Step 5: Solve for x
x = 593,498,093,825,048,064/1,104,997,910.99 - Step 6: Final answer
x = 537,103,362.75
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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.