Finding the Fourth Proportional to 288,714,163.08, 432,898,297.97 and 91,892,559.80
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Solution
The fourth proportional to 288,714,163.08, 432,898,297.97 and 91,892,559.80 is: 137,783,793.86
Step by Step Solution
- Step 1: Write the proportion equation
288,714,163.08 : 432,898,297.97 = 91,892,559.80 : x - Step 2: Convert to fraction form
288,714,163.08/432,898,297.97 = 91,892,559.80/x - Step 3: Cross multiply
288,714,163.08x = 432,898,297.97 × 91,892,559.80 - Step 4: Simplify right side
288,714,163.08x = 39,780,132,730,902,488 - Step 5: Solve for x
x = 39,780,132,730,902,488/288,714,163.08 - Step 6: Final answer
x = 137,783,793.86
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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.