Finding the Fourth Proportional to 135,508,422.08, 203,262,230.96 and 38,464,211.84
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Solution
The fourth proportional to 135,508,422.08, 203,262,230.96 and 38,464,211.84 is: 57,696,203.61
Step by Step Solution
- Step 1: Write the proportion equation
135,508,422.08 : 203,262,230.96 = 38,464,211.84 : x - Step 2: Convert to fraction form
135,508,422.08/203,262,230.96 = 38,464,211.84/x - Step 3: Cross multiply
135,508,422.08x = 203,262,230.96 × 38,464,211.84 - Step 4: Simplify right side
135,508,422.08x = 7,818,321,510,716,448 - Step 5: Solve for x
x = 7,818,321,510,716,448/135,508,422.08 - Step 6: Final answer
x = 57,696,203.61
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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.