Finding the Fourth Proportional to 122,892,838.04, 169,597,268.70 and 70,681,888.28
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Solution
The fourth proportional to 122,892,838.04, 169,597,268.70 and 70,681,888.28 is: 97,543,969.12
Step by Step Solution
- Step 1: Write the proportion equation
122,892,838.04 : 169,597,268.70 = 70,681,888.28 : x - Step 2: Convert to fraction form
122,892,838.04/169,597,268.70 = 70,681,888.28/x - Step 3: Cross multiply
122,892,838.04x = 169,597,268.70 × 70,681,888.28 - Step 4: Simplify right side
122,892,838.04x = 11,987,455,198,846,540 - Step 5: Solve for x
x = 11,987,455,198,846,540/122,892,838.04 - Step 6: Final answer
x = 97,543,969.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.