Finding the Fourth Proportional to 101,970,257.68, 140,718,975.80 and 55,560,511.60
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Solution
The fourth proportional to 101,970,257.68, 140,718,975.80 and 55,560,511.60 is: 76,673,517.02
Step by Step Solution
- Step 1: Write the proportion equation
101,970,257.68 : 140,718,975.80 = 55,560,511.60 : x - Step 2: Convert to fraction form
101,970,257.68/140,718,975.80 = 55,560,511.60/x - Step 3: Cross multiply
101,970,257.68x = 140,718,975.80 × 55,560,511.60 - Step 4: Simplify right side
101,970,257.68x = 7,818,418,287,276,020 - Step 5: Solve for x
x = 7,818,418,287,276,020/101,970,257.68 - Step 6: Final answer
x = 76,673,517.02
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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.