Finding the Fourth Proportional to 85,646,054.88, 128,474,034.84 and 24,230,068.92
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Solution
The fourth proportional to 85,646,054.88, 128,474,034.84 and 24,230,068.92 is: 36,346,504.49
Step by Step Solution
- Step 1: Write the proportion equation
85,646,054.88 : 128,474,034.84 = 24,230,068.92 : x - Step 2: Convert to fraction form
85,646,054.88/128,474,034.84 = 24,230,068.92/x - Step 3: Cross multiply
85,646,054.88x = 128,474,034.84 × 24,230,068.92 - Step 4: Simplify right side
85,646,054.88x = 3,112,934,718,603,681.50 - Step 5: Solve for x
x = 3,112,934,718,603,681.50/85,646,054.88 - Step 6: Final answer
x = 36,346,504.49
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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.