Finding the Fourth Proportional to 155,158,424, 232,738,802.40 and 68,873,634.08
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Solution
The fourth proportional to 155,158,424, 232,738,802.40 and 68,873,634.08 is: 103,310,968.88
Step by Step Solution
- Step 1: Write the proportion equation
155,158,424 : 232,738,802.40 = 68,873,634.08 : x - Step 2: Convert to fraction form
155,158,424/232,738,802.40 = 68,873,634.08/x - Step 3: Cross multiply
155,158,424x = 232,738,802.40 × 68,873,634.08 - Step 4: Simplify right side
155,158,424x = 16,029,567,112,715,026 - Step 5: Solve for x
x = 16,029,567,112,715,026/155,158,424 - Step 6: Final answer
x = 103,310,968.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.