Finding the Fourth Proportional to 99,213,650.08, 148,810,853.35 and 30,127,052.05
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Solution
The fourth proportional to 99,213,650.08, 148,810,853.35 and 30,127,052.05 is: 45,187,656.34
Step by Step Solution
- Step 1: Write the proportion equation
99,213,650.08 : 148,810,853.35 = 30,127,052.05 : x - Step 2: Convert to fraction form
99,213,650.08/148,810,853.35 = 30,127,052.05/x - Step 3: Cross multiply
99,213,650.08x = 148,810,853.35 × 30,127,052.05 - Step 4: Simplify right side
99,213,650.08x = 4,483,232,324,145,998 - Step 5: Solve for x
x = 4,483,232,324,145,998/99,213,650.08 - Step 6: Final answer
x = 45,187,656.34
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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.