Finding the Fourth Proportional to 96,995,985,599.04, 133,853,035,599.36 and 54,177,093,355.92
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Solution
The fourth proportional to 96,995,985,599.04, 133,853,035,599.36 and 54,177,093,355.92 is: 74,763,593,161.65
Step by Step Solution
- Step 1: Write the proportion equation
96,995,985,599.04 : 133,853,035,599.36 = 54,177,093,355.92 : x - Step 2: Convert to fraction form
96,995,985,599.04/133,853,035,599.36 = 54,177,093,355.92/x - Step 3: Cross multiply
96,995,985,599.04x = 133,853,035,599.36 × 54,177,093,355.92 - Step 4: Simplify right side
96,995,985,599.04x = 7,251,768,405,639,809,728,512 - Step 5: Solve for x
x = 7,251,768,405,639,809,728,512/96,995,985,599.04 - Step 6: Final answer
x = 74,763,593,161.65
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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.