Finding the Fourth Proportional to 74,247,656.16, 102,460,224.16 and 41,205,986.24
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Solution
The fourth proportional to 74,247,656.16, 102,460,224.16 and 41,205,986.24 is: 56,863,405.60
Step by Step Solution
- Step 1: Write the proportion equation
74,247,656.16 : 102,460,224.16 = 41,205,986.24 : x - Step 2: Convert to fraction form
74,247,656.16/102,460,224.16 = 41,205,986.24/x - Step 3: Cross multiply
74,247,656.16x = 102,460,224.16 × 41,205,986.24 - Step 4: Simplify right side
74,247,656.16x = 4,221,974,586,884,275.50 - Step 5: Solve for x
x = 4,221,974,586,884,275.50/74,247,656.16 - Step 6: Final answer
x = 56,863,405.60
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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.