Finding the Fourth Proportional to 158,228,011, 238,420,197.97 and 130,104,163
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Solution
The fourth proportional to 158,228,011, 238,420,197.97 and 130,104,163 is: 196,042,787.26
Step by Step Solution
- Step 1: Write the proportion equation
158,228,011 : 238,420,197.97 = 130,104,163 : x - Step 2: Convert to fraction form
158,228,011/238,420,197.97 = 130,104,163/x - Step 3: Cross multiply
158,228,011x = 238,420,197.97 × 130,104,163 - Step 4: Simplify right side
158,228,011x = 31,019,460,299,181,148 - Step 5: Solve for x
x = 31,019,460,299,181,148/158,228,011 - Step 6: Final answer
x = 196,042,787.26
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.