Finding the Fourth Proportional to 99,232,802.06, 136,941,379.47 and 55,178,855.06
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Solution
The fourth proportional to 99,232,802.06, 136,941,379.47 and 55,178,855.06 is: 76,146,882.61
Step by Step Solution
- Step 1: Write the proportion equation
99,232,802.06 : 136,941,379.47 = 55,178,855.06 : x - Step 2: Convert to fraction form
99,232,802.06/136,941,379.47 = 55,178,855.06/x - Step 3: Cross multiply
99,232,802.06x = 136,941,379.47 × 55,178,855.06 - Step 4: Simplify right side
99,232,802.06x = 7,556,268,528,806,883 - Step 5: Solve for x
x = 7,556,268,528,806,883/99,232,802.06 - Step 6: Final answer
x = 76,146,882.61
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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.