Finding the Fourth Proportional to 239,823,200.97, 359,769,117.24 and 73,840,749.84
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Solution
The fourth proportional to 239,823,200.97, 359,769,117.24 and 73,840,749.84 is: 110,771,690.47
Step by Step Solution
- Step 1: Write the proportion equation
239,823,200.97 : 359,769,117.24 = 73,840,749.84 : x - Step 2: Convert to fraction form
239,823,200.97/359,769,117.24 = 73,840,749.84/x - Step 3: Cross multiply
239,823,200.97x = 359,769,117.24 × 73,840,749.84 - Step 4: Simplify right side
239,823,200.97x = 26,565,621,386,276,472 - Step 5: Solve for x
x = 26,565,621,386,276,472/239,823,200.97 - Step 6: Final answer
x = 110,771,690.47
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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.