Finding the Fourth Proportional to 1,476,840,847.51, 2,215,261,077.48 and 603,441,312.70
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Solution
The fourth proportional to 1,476,840,847.51, 2,215,261,077.48 and 603,441,312.70 is: 905,161,889.87
Step by Step Solution
- Step 1: Write the proportion equation
1,476,840,847.51 : 2,215,261,077.48 = 603,441,312.70 : x - Step 2: Convert to fraction form
1,476,840,847.51/2,215,261,077.48 = 603,441,312.70/x - Step 3: Cross multiply
1,476,840,847.51x = 2,215,261,077.48 × 603,441,312.70 - Step 4: Simplify right side
1,476,840,847.51x = 1,336,780,052,567,747,840 - Step 5: Solve for x
x = 1,336,780,052,567,747,840/1,476,840,847.51 - Step 6: Final answer
x = 905,161,889.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.