Finding the Fourth Proportional to 221,414,509.47, 331,993,272.24 and 104,828,886.70
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Solution
The fourth proportional to 221,414,509.47, 331,993,272.24 and 104,828,886.70 is: 157,182,495.42
Step by Step Solution
- Step 1: Write the proportion equation
221,414,509.47 : 331,993,272.24 = 104,828,886.70 : x - Step 2: Convert to fraction form
221,414,509.47/331,993,272.24 = 104,828,886.70/x - Step 3: Cross multiply
221,414,509.47x = 331,993,272.24 × 104,828,886.70 - Step 4: Simplify right side
221,414,509.47x = 34,802,485,120,809,216 - Step 5: Solve for x
x = 34,802,485,120,809,216/221,414,509.47 - Step 6: Final answer
x = 157,182,495.42
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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.