Finding the Fourth Proportional to 4,961,226,038.74, 7,441,448,545.77 and 2,163,128,550.10
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Solution
The fourth proportional to 4,961,226,038.74, 7,441,448,545.77 and 2,163,128,550.10 is: 3,244,522,559.09
Step by Step Solution
- Step 1: Write the proportion equation
4,961,226,038.74 : 7,441,448,545.77 = 2,163,128,550.10 : x - Step 2: Convert to fraction form
4,961,226,038.74/7,441,448,545.77 = 2,163,128,550.10/x - Step 3: Cross multiply
4,961,226,038.74x = 7,441,448,545.77 × 2,163,128,550.10 - Step 4: Simplify right side
4,961,226,038.74x = 16,096,809,803,455,213,568 - Step 5: Solve for x
x = 16,096,809,803,455,213,568/4,961,226,038.74 - Step 6: Final answer
x = 3,244,522,559.09
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1.5x scale
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.