Finding the Fourth Proportional to 74,595,740.93, 102,196,529.67 and 71,799,909.41
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Solution
The fourth proportional to 74,595,740.93, 102,196,529.67 and 71,799,909.41 is: 98,366,226.82
Step by Step Solution
- Step 1: Write the proportion equation
74,595,740.93 : 102,196,529.67 = 71,799,909.41 : x - Step 2: Convert to fraction form
74,595,740.93/102,196,529.67 = 71,799,909.41/x - Step 3: Cross multiply
74,595,740.93x = 102,196,529.67 × 71,799,909.41 - Step 4: Simplify right side
74,595,740.93x = 7,337,701,571,631,895 - Step 5: Solve for x
x = 7,337,701,571,631,895/74,595,740.93 - Step 6: Final answer
x = 98,366,226.82
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.