Finding the Fourth Proportional to 159,362,343.12, 239,113,044.92 and 55,805,874.24
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Solution
The fourth proportional to 159,362,343.12, 239,113,044.92 and 55,805,874.24 is: 83,733,159.62
Step by Step Solution
- Step 1: Write the proportion equation
159,362,343.12 : 239,113,044.92 = 55,805,874.24 : x - Step 2: Convert to fraction form
159,362,343.12/239,113,044.92 = 55,805,874.24/x - Step 3: Cross multiply
159,362,343.12x = 239,113,044.92 × 55,805,874.24 - Step 4: Simplify right side
159,362,343.12x = 13,343,912,513,948,990 - Step 5: Solve for x
x = 13,343,912,513,948,990/159,362,343.12 - Step 6: Final answer
x = 83,733,159.62
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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.