Finding the Fourth Proportional to 74,756,503.96, 103,163,995.98 and 41,266,003.36
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Solution
The fourth proportional to 74,756,503.96, 103,163,995.98 and 41,266,003.36 is: 56,947,095.96
Step by Step Solution
- Step 1: Write the proportion equation
74,756,503.96 : 103,163,995.98 = 41,266,003.36 : x - Step 2: Convert to fraction form
74,756,503.96/103,163,995.98 = 41,266,003.36/x - Step 3: Cross multiply
74,756,503.96x = 103,163,995.98 × 41,266,003.36 - Step 4: Simplify right side
74,756,503.96x = 4,257,165,804,741,706.50 - Step 5: Solve for x
x = 4,257,165,804,741,706.50/74,756,503.96 - Step 6: Final answer
x = 56,947,095.96
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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.