Finding the Fourth Proportional to 160,153,184.48, 240,143,343.36 and 72,666,961.08
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Solution
The fourth proportional to 160,153,184.48, 240,143,343.36 and 72,666,961.08 is: 108,961,223.86
Step by Step Solution
- Step 1: Write the proportion equation
160,153,184.48 : 240,143,343.36 = 72,666,961.08 : x - Step 2: Convert to fraction form
160,153,184.48/240,143,343.36 = 72,666,961.08/x - Step 3: Cross multiply
160,153,184.48x = 240,143,343.36 × 72,666,961.08 - Step 4: Simplify right side
160,153,184.48x = 17,450,486,985,562,198 - Step 5: Solve for x
x = 17,450,486,985,562,198/160,153,184.48 - Step 6: Final answer
x = 108,961,223.86
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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.