Finding the Fourth Proportional to 302,284,378.24, 453,427,811.52 and 83,951,923.84
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Solution
The fourth proportional to 302,284,378.24, 453,427,811.52 and 83,951,923.84 is: 125,928,231.29
Step by Step Solution
- Step 1: Write the proportion equation
302,284,378.24 : 453,427,811.52 = 83,951,923.84 : x - Step 2: Convert to fraction form
302,284,378.24/453,427,811.52 = 83,951,923.84/x - Step 3: Cross multiply
302,284,378.24x = 453,427,811.52 × 83,951,923.84 - Step 4: Simplify right side
302,284,378.24x = 38,066,137,099,664,912 - Step 5: Solve for x
x = 38,066,137,099,664,912/302,284,378.24 - Step 6: Final answer
x = 125,928,231.29
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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.