Finding the Fourth Proportional to 4,720,505,683.63, 7,077,267,788.01 and 2,854,736,586.67
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Solution
The fourth proportional to 4,720,505,683.63, 7,077,267,788.01 and 2,854,736,586.67 is: 4,279,993,848.57
Step by Step Solution
- Step 1: Write the proportion equation
4,720,505,683.63 : 7,077,267,788.01 = 2,854,736,586.67 : x - Step 2: Convert to fraction form
4,720,505,683.63/7,077,267,788.01 = 2,854,736,586.67/x - Step 3: Cross multiply
4,720,505,683.63x = 7,077,267,788.01 × 2,854,736,586.67 - Step 4: Simplify right side
4,720,505,683.63x = 20,203,735,288,093,208,576 - Step 5: Solve for x
x = 20,203,735,288,093,208,576/4,720,505,683.63 - Step 6: Final answer
x = 4,279,993,848.57
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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.