Finding the Fourth Proportional to 97,847,947.02, 135,030,253.41 and 53,795,695.26
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Solution
The fourth proportional to 97,847,947.02, 135,030,253.41 and 53,795,695.26 is: 74,238,107.03
Step by Step Solution
- Step 1: Write the proportion equation
97,847,947.02 : 135,030,253.41 = 53,795,695.26 : x - Step 2: Convert to fraction form
97,847,947.02/135,030,253.41 = 53,795,695.26/x - Step 3: Cross multiply
97,847,947.02x = 135,030,253.41 × 53,795,695.26 - Step 4: Simplify right side
97,847,947.02x = 7,264,046,363,324,935 - Step 5: Solve for x
x = 7,264,046,363,324,935/97,847,947.02 - Step 6: Final answer
x = 74,238,107.03
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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.