Finding the Fourth Proportional to 66,438,020,220.16, 99,657,288,879.36 and 16,073,373,187.84
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Solution
The fourth proportional to 66,438,020,220.16, 99,657,288,879.36 and 16,073,373,187.84 is: 24,110,122,332.64
Step by Step Solution
- Step 1: Write the proportion equation
66,438,020,220.16 : 99,657,288,879.36 = 16,073,373,187.84 : x - Step 2: Convert to fraction form
66,438,020,220.16/99,657,288,879.36 = 16,073,373,187.84/x - Step 3: Cross multiply
66,438,020,220.16x = 99,657,288,879.36 × 16,073,373,187.84 - Step 4: Simplify right side
66,438,020,220.16x = 1,601,828,795,046,330,368,000 - Step 5: Solve for x
x = 1,601,828,795,046,330,368,000/66,438,020,220.16 - Step 6: Final answer
x = 24,110,122,332.64
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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.