Finding the Fourth Proportional to 2,214,156,847.20, 3,055,541,950.17 and 1,210,639,176.96
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Solution
The fourth proportional to 2,214,156,847.20, 3,055,541,950.17 and 1,210,639,176.96 is: 1,670,685,072.02
Step by Step Solution
- Step 1: Write the proportion equation
2,214,156,847.20 : 3,055,541,950.17 = 1,210,639,176.96 : x - Step 2: Convert to fraction form
2,214,156,847.20/3,055,541,950.17 = 1,210,639,176.96/x - Step 3: Cross multiply
2,214,156,847.20x = 3,055,541,950.17 × 1,210,639,176.96 - Step 4: Simplify right side
2,214,156,847.20x = 3,699,158,791,720,562,176 - Step 5: Solve for x
x = 3,699,158,791,720,562,176/2,214,156,847.20 - Step 6: Final answer
x = 1,670,685,072.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.