Finding the Fourth Proportional to 326,102,498.14, 489,199,169.84 and 104,780,498.37
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Solution
The fourth proportional to 326,102,498.14, 489,199,169.84 and 104,780,498.37 is: 157,185,342.37
Step by Step Solution
- Step 1: Write the proportion equation
326,102,498.14 : 489,199,169.84 = 104,780,498.37 : x - Step 2: Convert to fraction form
326,102,498.14/489,199,169.84 = 104,780,498.37/x - Step 3: Cross multiply
326,102,498.14x = 489,199,169.84 × 104,780,498.37 - Step 4: Simplify right side
326,102,498.14x = 51,258,532,818,025,472 - Step 5: Solve for x
x = 51,258,532,818,025,472/326,102,498.14 - Step 6: Final answer
x = 157,185,342.37
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.