Finding the Fourth Proportional to 323,401,810.42, 485,102,660.23 and 102,228,411.00
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Solution
The fourth proportional to 323,401,810.42, 485,102,660.23 and 102,228,411.00 is: 153,342,598.99
Step by Step Solution
- Step 1: Write the proportion equation
323,401,810.42 : 485,102,660.23 = 102,228,411.00 : x - Step 2: Convert to fraction form
323,401,810.42/485,102,660.23 = 102,228,411.00/x - Step 3: Cross multiply
323,401,810.42x = 485,102,660.23 × 102,228,411.00 - Step 4: Simplify right side
323,401,810.42x = 49,591,274,126,406,432 - Step 5: Solve for x
x = 49,591,274,126,406,432/323,401,810.42 - Step 6: Final answer
x = 153,342,598.99
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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.